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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int suma_dzielnikow(int n) {
  6. 	int suma=n+1;
  7. 	for (int i=2; i<=sqrt(n); i++) {
  8. 		if (n%i==0) {
  9. 		    suma +=i;
  10. 		    if (i != n/i) suma+=n/i;
  11. 		}
  12. 	}
  13. 		return suma;
  14. }
  15.  
  16. int main() {
  17.     cout << suma_dzielnikow(7) << " " << suma_dzielnikow(16) << endl;
  18.     return 0;
  19. }
Success #stdin #stdout 0.01s 5288KB
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Standard input is empty
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8 31
https://ideone.com/FHgTbA
language:
C++ (gcc 8.3)
created:
2 hours ago
visibility:
public

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