9 10
6 2 3 1 4 8 5 9 8
3 9
6 6
9 9
9 9
9 9
2 3
3 9
3 8
6 9
5 6
 10 10
5 10 9 2 9 3 5 5 6 5
5 10
2 2
3 10
4 8
1 3
1 5
5 5
10 10
8 9
6 10
 8 10
100 100 100 100 100 100 100 100
1 8
2 8
3 8
4 8
5 8
6 8
7 8
8 8
1 1
1 5
 5 15
103 45 103 67 45
1 1
1 2
1 3
1 4
1 5
2 2
2 3
2 4
2 5
3 3
3 4
3 5
4 4
4 5
5 5
 1 1
1000000
1 1
 10 5
10 9 8 7 6 5 4 3 2 1
4 8
1 10
3 9
2 2
5 10
 9 10
5 3 10 2 4 8 7 5 1
6 9
1 8
3 3
2 7
3 5
4 6
9 9
8 8
1 9
5 6
 9 10
10 2 6 2 4 6 6 4 1
4 8
8 9
2 3
8 9
9 9
4 5
1 7
6 6
6 8
1 1
 20 8
1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
4 15
1 2
2 20
7 7
13 18
7 7
3 19
3 8
 1 2
1
1 1
1 1
 8 10
5 7 3 1 4 2 1 1
5 7
3 8
2 7
4 8
4 5
2 8
4 6
1 2
4 7
3 5

54
8
8
8
8
5
54
30
46
12
 63
10
92
34
24
53
9
5
11
54
 6400
4900
3600
2500
1600
900
400
100
100
2500
 103
148
457
524
659
45
148
215
350
103
170
215
67
112
45
 1000000
 25
55
35
9
21
 21
54
10
34
16
14
1
5
55
12
 42
5
8
5
1
6
76
6
28
10
 108
3
281
1
27
1
209
27
 1
1
 7
18
20
15
5
25
7
12
10
8

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.LinkedList;
import java.util.List;
import java.util.PriorityQueue;
import java.util.Queue;
import java.util.Scanner;
import java.util.Set;
import java.util.StringTokenizer;
import java.util.TreeSet;
///////////////////////////////////////////////////////////////////////////



//////////////////////////////////////////////////////////////////////////
public class Main {
    static long[] ans = new long[200001];
    static int[] a = new int[200001];
    static int[] arr = new int[1000001];
   // static int[] q = new int[200000]; 
    static List<List<Integer>> q = new ArrayList();
    static long pow, block = 555;
    static void add(int pos)
    {
        long prev = arr[a[pos]];
        long curr = ++arr[a[pos]];
        pow -= prev * prev * a[pos];
        pow += curr * curr * a[pos];
    }
    static void remove(int pos)
    {
        long prev = arr[a[pos]];
        long curr = --arr[a[pos]];
        pow -= prev * prev * a[pos];
        pow += curr * curr * a[pos];
    }
    public static void main(String args[] ) throws Exception {
        
       FastReader scan = new FastReader();
       BufferedWriter bw  = new BufferedWriter(new OutputStreamWriter(System.out));
       int N = scan.nextInt();
       int Q = scan.nextInt();  
       for(int i = 0 ;i < Q;i++) q.add(new ArrayList());
       for(int i = 1 ;i <= N ; i++)
           a[i] = scan.nextInt();
        for(int i = 0 ;i < Q;i++ )
        {
            q.get(i).add(scan.nextInt());
            q.get(i).add(scan.nextInt());
            q.get(i).add(i);
            
        }
        Collections.sort(q,(List<Integer> p , List<Integer> q) -> 
                {
                     if((p.get(0) / block) > (q.get(0) / block))
                         return 1;
                     if((p.get(0) / block) == (q.get(0) / block))
                           return p.get(1) - q.get(1);
                     return -1;
                }
        );
        int ML = 0,MR = -1;
        for(int i = 0 ;i < Q;i++)
        {
            int l = q.get(i).get(0);
            int r = q.get(i).get(1);
            int pos = q.get(i).get(2);
            
            
            while(ML < l)
            {
                remove(ML);
                ML++;
            }
            while(ML > l)
            {
                ML--;
                add(ML);
                
            }
            while(MR < r)
            {
                MR++;
                add(MR);
                
            }
            while(MR > r)
            {
                remove(MR);
                MR--;
            }
            ans[pos] = pow;
        }
        for(int i = 0;i < Q;i++)
            bw.write(ans[i] + "\n");
       //bw.write(maxD + "\n");
       bw.flush();
      
    }
    
}


class FastReader 
    { 
        BufferedReader br; 
        StringTokenizer st; 
  
        public FastReader() 
        { 
            br = new BufferedReader(new
                     InputStreamReader(System.in)); 
        } 
  
        String next() 
        { 
            while (st == null || !st.hasMoreElements()) 
            { 
                try
                { 
                    st = new StringTokenizer(br.readLine()); 
                } 
                catch (IOException  e) 
                { 
                    e.printStackTrace(); 
                } 
            } 
            return st.nextToken(); 
        } 
  
        int nextInt() 
        { 
            return Integer.parseInt(next()); 
        } 
  
        long nextLong() 
        { 
            return Long.parseLong(next()); 
        } 
  
        double nextDouble() 
        { 
            return Double.parseDouble(next()); 
        } 
  
        String nextLine() 
        { 
            String str = ""; 
            try
            { 
                str = br.readLine(); 
            } 
            catch (IOException e) 
            { 
                e.printStackTrace(); 
            } 
            return str; 
        } 
        char nextChar()
        {
            char ch = '\u0000' ;
            try
            {
                ch = (char)br.read();
            }
            catch (IOException e) 
            { 
                e.printStackTrace(); 
            } 
            return ch;
        }
    } 