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/gist:5de75b392483b2475df0782725c4edff

Created September 6, 2017 13:00
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gistfile1.txt
for(i=1;i<=T;i++)
{Sum=0;
scanf("%lld",&N);
N2=N/2;
for(k=1;k<=N;k++)
if(k<=N2)
Sum+=((N/k)*k);
else
Sum+=k;
Sum%=1000000007;
printf("%lld\n",Sum);
}
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