72543740

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{32099}}^1$

素因数の和:32221

約数の個数: 24

約数和(自身を含む): 153694800

約数和(自身を除く): 81151060

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 32099, 64198, 128396, 160495, 320990, 641980, 3627187, 7254374, 14508748, 18135935, 36271870, 72543740]

約数ペア:

[(1, 72543740), (2, 36271870), (4, 18135935), (5, 14508748), (10, 7254374), (20, 3627187), (113, 641980), (226, 320990), (452, 160495), (565, 128396), (1130, 64198), (2260, 32099)]