71058640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52249}}^1$

素因数の和:52279

約数の個数: 40

約数和(自身を含む): 174933000

約数和(自身を除く): 103874360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 52249, 104498, 208996, 261245, 417992, 522490, 835984, 888233, 1044980, 1776466, 2089960, 3552932, 4179920, 4441165, 7105864, 8882330, 14211728, 17764660, 35529320, 71058640]

約数ペア:

[(1, 71058640), (2, 35529320), (4, 17764660), (5, 14211728), (8, 8882330), (10, 7105864), (16, 4441165), (17, 4179920), (20, 3552932), (34, 2089960), (40, 1776466), (68, 1044980), (80, 888233), (85, 835984), (136, 522490), (170, 417992), (272, 261245), (340, 208996), (680, 104498), (1360, 52249)]