#include<stdio.h> int main() { int m,n,i,j,asum,bsum; scanf("%d%d",&m,&n); for(i=m;i<=n;i++) { asum=0; bsum=0; for(j=1;j<=i/2;j++) if(i%j==0) asum+=j; for(j=1;j<=asum/2;j++) if(asum%j==0) bsum+=j; if(i==bsum&&i<asum) printf("%d %d\n",i,asum); } return 0; } |
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