42497360

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3259}}^1$

素因数の和:3435

約数の個数: 40

約数和(自身を含む): 99443040

約数和(自身を除く): 56945680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3259, 3260, 6518, 6520, 13036, 13040, 16295, 26072, 32590, 52144, 65180, 130360, 260720, 531217, 1062434, 2124868, 2656085, 4249736, 5312170, 8499472, 10624340, 21248680, 42497360]

約数ペア:

[(1, 42497360), (2, 21248680), (4, 10624340), (5, 8499472), (8, 5312170), (10, 4249736), (16, 2656085), (20, 2124868), (40, 1062434), (80, 531217), (163, 260720), (326, 130360), (652, 65180), (815, 52144), (1304, 32590), (1630, 26072), (2608, 16295), (3259, 13040), (3260, 13036), (6518, 6520)]