80848280

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{5333}}^1$

素因数の和:5723

約数の個数: 32

約数和(自身を含む): 182422800

約数和(自身を除く): 101574520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 5333, 7580, 10666, 15160, 21332, 26665, 42664, 53330, 106660, 213320, 2021207, 4042414, 8084828, 10106035, 16169656, 20212070, 40424140, 80848280]

約数ペア:

[(1, 80848280), (2, 40424140), (4, 20212070), (5, 16169656), (8, 10106035), (10, 8084828), (20, 4042414), (40, 2021207), (379, 213320), (758, 106660), (1516, 53330), (1895, 42664), (3032, 26665), (3790, 21332), (5333, 15160), (7580, 10666)]