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Prove that a number has at least 19901 divisors

Source: St. Petersburg MO 2000, 10th grade, P4

April 22, 2023
number theoryExistence

Problem Statement

The number NN is the product of 200200 distinct positive integers. Prove that it has at least 19901 distinct divisors (including 0 and itself).
[I]Proposed by A. Golovanov