#include<iostream> //输入函数库 #include<iomanip> #include<cmath> //数学函数库 #include<cstdio> #include<ctime> #include<cstring> #include<cstdlib> #include<string> #include<stdlib.h> #include<sys/time.h> using namespace std; int main(){ int x,k; cin>>k; for(x=k+1;x<=2*k;x++){ if((x*k)%(x-k)==0){ cout<<"1/"<<k<<" = "<<"1/"<<x<<" + "<<"1/"<<(x*k)/(x-k)<<endl; } } return 0; }