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#include <fstream>
using namespace std;
ifstream in("indep.in");
ofstream out("indep.out");
int n,v[501],i,j,NC=10;
long long d[501][1005];
int cmmdc(int a,int b)
{
int r;
while(b!=0)
{
r = a%b;
a = b;
b = r;
}
return a;
}
void adunare(int a[NC],int b[NC])
{
int t=0,k,aux;
for(k=1;i<=a[0]||i<=b[0]||t!=0;i++)
{
aux=t+a[i]+b[i];
a[i]=aux%10;
t=aux/10;
}
a[0]=i-1;
}
int main()
{
in>>n;
for(i=1; i<=n; i++)
in>>v[i];
d[0][0]=1;
for(i=1; i<=n; i++)
{
for(j=0; j<=1000; j++)
adunare(d[i][cmmdc(j,v[i])],d[i-1][j]);
for(j=0; j<=1000; j++)
adunare(d[i][j],d[i-1][j])
}
out << d[n][1];
return 0;
}