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  1. #include <stdio.h>
  2.  
  3. int main(void) 
  4. {
  5. 	int i,n,sum;
  6. 	for(i=1;i<=10000;i++)//一万まで
  7. 	{
  8. 		for(n=1;n<i;n++)//iをiまでの数nで割る
  9. 		{
  10. 			if(i%n == 0)//もし割り切れるなら
  11. 			{
  12. 				sum = sum + n;
  13. 			}
  14.  
  15.  
  16. 		}
  17. 		if(sum == i)
  18. 		{
  19. 			printf("%d",i);
  20. 			printf("\n");
  21. 		}
  22. 		sum = 0;
  23. 	}
  24. 	// your code goes here
  25. 	return 0;
  26. }
  27.  
Success #stdin #stdout 0.15s 5320KB
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6
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https://ideone.com/ugWRFc
完全数
language:
C99 (gcc 8.3)
created:
3 days ago
visibility:
public

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