#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {  
    int n;
    cin >> n;
  
    vector <long long> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
  
    /* Enter your code here. Print output to STDOUT */   
    
    long long int max=0;
    for(int i=0;i<n;i++){
        if(a[i]>max){
            max = a[i];
        }
    }
    
    long long int s[max+1] = {0};
    s[1] = 1;
    for(long long int i=2;i<=max;i++){
        for(long long int j=1;j<i;j++){
            if(i%j==0){
                s[i] = (s[i] < (i/j)*s[j]) ? (((i/j)*s[j])+1): s[i];
            }
        }
    }
    long long int sum=0;
    for(int i=0;i<n;i++){
        sum+=s[a[i]];
    }
    cout << sum << endl;
    return 0;
}