164051540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{75253}}^1$

素因数の和:75371

約数の個数: 24

約数和(自身を含む): 347673480

約数和(自身を除く): 183621940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 75253, 150506, 301012, 376265, 752530, 1505060, 8202577, 16405154, 32810308, 41012885, 82025770, 164051540]

約数ペア:

[(1, 164051540), (2, 82025770), (4, 41012885), (5, 32810308), (10, 16405154), (20, 8202577), (109, 1505060), (218, 752530), (436, 376265), (545, 301012), (1090, 150506), (2180, 75253)]