82690360

素因数分解:

$2^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{2129}}^1$

素因数の和:3111

約数の個数: 32

約数和(自身を含む): 186332400

約数和(自身を除く): 103642040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 971, 1942, 2129, 3884, 4258, 4855, 7768, 8516, 9710, 10645, 17032, 19420, 21290, 38840, 42580, 85160, 2067259, 4134518, 8269036, 10336295, 16538072, 20672590, 41345180, 82690360]

約数ペア:

[(1, 82690360), (2, 41345180), (4, 20672590), (5, 16538072), (8, 10336295), (10, 8269036), (20, 4134518), (40, 2067259), (971, 85160), (1942, 42580), (2129, 38840), (3884, 21290), (4258, 19420), (4855, 17032), (7768, 10645), (8516, 9710)]