#include <iostream>
#include <vector>
#include <algorithm>
#include <functional>
#include <queue>
#include <map>
#include <cmath>
#include <iomanip>

using namespace std;

const long long MOD = (long long)(1e9) + 7;

int main() {

  //cout << fixed << setprecision(15);

  long long n;
  cin >> n;
  int ans = 0;
  for (long long x = 1; x * x <= n; x++) {
    for (long long y = 1; y * y <= n; y++) {
      if (x * x + y * y == n * n) {
        ans++;
      }
    }
  }
  cout << ans << endl;
  return 0;
}