#include <math.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <limits.h>
#include <stdbool.h>

long int longestSequence(int n, long int* a) {
  int i=0,j,k;
    long int sum=0;
    for(i=0;i<n;i++)
    {    
       if(a[i]%2!=0&&a[i]%3!=0&&a[i]%5!=0&&a[i]!=1)
          {
            sum=sum+a[i]+1;   
        }
        else
        {    
            sum=sum+a[i];
            while(a[i]>0){
                for(j=2;j<10;j++)
                {   if(a[i]==1)
                    break;
                   else if(a[i]%2!=0&&a[i]%3!=0&&a[i]%5!=0)
        {
            sum=sum+a[i]+1;         
        }
                   else if(a[i]%j==0){
                        break;
                    }
                }//printf(" %li\n",a[i]);
                a[i]=a[i]/j;
                
                sum=sum+a[i];
                //printf(" %li ",sum); 
            }
        }
    }
    
    return sum;
}

int main() {
    int n; 
    scanf("%i", &n);
    long int *a = malloc(sizeof(long int) * n);
    for (int a_i = 0; a_i < n; a_i++) {
       scanf("%li",&a[a_i]);
    }
    long int result = longestSequence(n, a);
    printf("%ld\n", result);
    return 0;
}