385212680

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{64633}}^1$

素因数の和:64793

約数の個数: 32

約数和(自身を含む): 872559000

約数和(自身を除く): 487346320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 64633, 129266, 258532, 323165, 517064, 646330, 1292660, 2585320, 9630317, 19260634, 38521268, 48151585, 77042536, 96303170, 192606340, 385212680]

約数ペア:

[(1, 385212680), (2, 192606340), (4, 96303170), (5, 77042536), (8, 48151585), (10, 38521268), (20, 19260634), (40, 9630317), (149, 2585320), (298, 1292660), (596, 646330), (745, 517064), (1192, 323165), (1490, 258532), (2980, 129266), (5960, 64633)]