158748560

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2417}}^1$

素因数の和:3251

約数の個数: 40

約数和(自身を含む): 369692856

約数和(自身を除く): 210944296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1642, 2417, 3284, 4105, 4834, 6568, 8210, 9668, 12085, 13136, 16420, 19336, 24170, 32840, 38672, 48340, 65680, 96680, 193360, 1984357, 3968714, 7937428, 9921785, 15874856, 19843570, 31749712, 39687140, 79374280, 158748560]

約数ペア:

[(1, 158748560), (2, 79374280), (4, 39687140), (5, 31749712), (8, 19843570), (10, 15874856), (16, 9921785), (20, 7937428), (40, 3968714), (80, 1984357), (821, 193360), (1642, 96680), (2417, 65680), (3284, 48340), (4105, 38672), (4834, 32840), (6568, 24170), (8210, 19336), (9668, 16420), (12085, 13136)]