#include <iostream>
#include<fstream>
#define Nmax 100000
#define Mmax 50000
using namespace std;
ifstream f("sum.in");
ofstream g("sum.out");
int sol[100001];
int main()
{
    for(int i = 2; i <= Nmax; i++)
        sol[i] = i - 1;
    for(int i = 2; i <= Mmax; i++)
        for(int j = 2 * i; j <= Nmax; j += i)
            sol[j] -= sol[i];
    int N, X;
    f >> N;
    for(int i = 1; i <= N; i++)
    {
        f >> X;
        g << (long long)2 * X*sol[X] << '\n';
    }
    return 0;
}