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#include <iostream> using namespace std; int sum_div(long long int n) { int sum = 0; for(int i = 2; i <= n/2; i++){ if(n%i==0){ sum+= i; } } return sum+1+n; }
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#include <iostream> using namespace std; int sum_div(long long int n) { int sum = 0; for(int i = 2; i <= n/2; i++){ if(n%i==0){ sum+= i; } } return sum+1+n; }