#include <cstdio>
#define MAXN 100000

int v[MAXN+1];

int main()
{
    FILE *fin, *fout;
    int n, i, d;
    for(i=1; i<=MAXN; i++)
      v[i]=i;
    for(i=2; i<=MAXN; i++)
      if(v[i]==i)
        for(d=i; d<=MAXN; d+=i)
          v[d]=v[d]/i*(i-1);
    fin=fopen("sum.in", "r");
    fscanf(fin, "%d", &n);
    fout=fopen("sum.out", "w");
    for(i=0; i<n; i++){
      fscanf(fin, "%d", &d);
      fprintf(fout, "%lld\n", 2LL*v[d]*d);
    }
    fclose(fin);
    fclose(fout);
    return 0;
}