#include <bits/stdc++.h>
using namespace std;
bool check(long long sum, long long k) {
  long long r = sum * 2;
  if ((r / k) >= (k + 1)) {
    return true;
  }
  return false;
  ;
}
void solve() {
  long long n, k;
  cin >> n >> k;
  if (n == 1 && k == 1) {
    cout << 1;
    return;
  }
  if (k >= n) {
    cout << -1;
    return;
  }
  long long ans = -1;
  for (long long j = 1; j * j <= n; j++) {
    if ((n % j) == 0) {
      long long p = j, q = n / j;
      if (k <= p && check(p, k)) {
        ans = max(ans, q);
      }
      if (k <= q && check(q, k)) {
        ans = max(ans, p);
      }
    }
  }
  if (ans == -1) {
    cout << -1;
    return;
  }
  long long sum = 0;
  long long p = n / ans;
  vector<long long> z;
  for (long long j = 1; j < k; j++) {
    z.push_back(ans * j);
    sum += j;
  }
  z.push_back(ans * (p - sum));
  for (auto i : z) {
    cout << i << " ";
  }
  cout << "\n";
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  solve();
  return 0;
}
