#include <bits/stdc++.h>

#define rep(i, n) for (int i = 0; i < (n); i++)
#define repr(i, n) for (int i = (n) - 1; i >= 0; i--)
#define rep2(i, l, r) for (int i = (l); i < (r); i++)
#define rep2r(i, l, r) for (int i = (r) - 1; i >= (l); i--)
#define range(a) a.begin(), a.end()

using namespace std;
using ll = long long;

int main() {
  cin.tie(nullptr);
  ios::sync_with_stdio(false);
  cout << fixed << setprecision(15);
  int N; cin >> N;
  vector<int> A(N);
  rep(i, N) cin >> A[i];
  ll ans = 0;
  rep(i, N) {
    map<int, ll> dp0;
    dp0[A[i]] = 1;
    rep2(j, i + 1, N) {
      map<int, ll> dp1 = dp0;
      for (auto kv : dp0) {
        dp1[__gcd(kv.first, A[j])] += kv.second;
      }
      dp0 = dp1;
    }
    ans += dp0[1];
  }
  cout << ans << endl;
}