42170570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{24953}}^1$

素因数の和:24986

約数の個数: 24

約数和(自身を含む): 82198476

約数和(自身を除く): 40027906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 24953, 49906, 124765, 249530, 324389, 648778, 1621945, 3243890, 4217057, 8434114, 21085285, 42170570]

約数ペア:

[(1, 42170570), (2, 21085285), (5, 8434114), (10, 4217057), (13, 3243890), (26, 1621945), (65, 648778), (130, 324389), (169, 249530), (338, 124765), (845, 49906), (1690, 24953)]