#include <bits/stdc++.h>
using namespace std;
ifstream fin("sum.in");
ofstream fout("sum.out");
int n, x;
int phi[100005];
int main()
{
    int i,j;
    for(i = 1; i <= 100000; i++)
        phi[i] = i;
    for(i = 1; i <= 100000; i++)
        for(j = 2 * i; j <= 100000; j+=i)
            phi[j] -= phi[i];
    fin >> n;
    for(i = 1; i <= n; i++)
    {
        fin >> x;
        fout << 1LL * phi[x] * 2 * x << "\n";
    }
    return 0;
}