#include <iostream>
#include <fstream>

using namespace std;

const int N = 100001;
ifstream fin("sum.in");
ofstream fout("sum.out");

int n,a[N];
long long rez;

int main()
{
    fin>>n;
    int i,j;
    for(i=2;i<=N;i++)
        a[i]=i-1;
    for(i=2;i<=N;i++)
        for(j=i+i;j<=N;j+=i)
            a[j]-=a[i];
    for(i=1;i<=n;i++){
        int x;
        fin>>x;
        fout<<2LL*x*a[x]<<'\n';
    }
    for(i=2;i<=100;i++)
        fout<<a[i]<<'\n';
    return 0;
}