#include<iostream>
#include<cstdio>
using namespace std;

int main(){
    //get in
    int k;
    while(cin>>k){
        //程序處理
        int n=0;
        //枚舉y
        for(int y=k+1;y<=2*k;y++){
            if((y*k)%(y-k)==0){
                n++;
            }
        }
        cout<<n<<endl;//先算出有多少組結果
        for(int y=k+1;y<=2*k;y++){
            if((y*k)%(y-k)==0){//能否被整除important
                cout<<"1/"<<k<<" = 1/"<<(y*k)/(y-k)<<" + 1/"<<y<<endl;
            }
        }//輸出結果
    }
    return 0;
}
 

uva 10976 Fractions Again?!