Theorem Nat.sum_properDivisors_dvd

Modification history

2024-05-27 08:32
Mathlib/NumberTheory/Divisors.lean
chore: Use the new `∑ i ∈ s, f i` notation (#13209) …
Modified Nat.sum_properDivisors_dvdView on Github →
2023-01-29 02:08
Mathlib/NumberTheory/Divisors.lean
feat: port NumberTheory.Divisors (#1912)
Added Nat.sum_properDivisors_dvdView on Github →