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#include<iostream>
#include<cstdio>
using namespace std;
#define MAXN 100001
int ans[MAXN];
int main ()
{
freopen("sum.in", "r", stdin);
freopen("sum.out", "w", stdout);
int n, i, x; scanf("%d", &n);
for(i=1; i<=MAXN; ++i)
ans[i]=i-1;
for(i=2; i<=MAXN; ++i)
for(int j=i*2; j<=MAXN; j+=i)
ans[j]-=ans[i];
for(i=1; i<=n; ++i){
scanf("%d", &x);
printf("%lld\n", 2*x*ans[x]);
}
return 0;
}