85398680

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{9323}}^1$

素因数の和:9563

約数の個数: 32

約数和(自身を含む): 193006800

約数和(自身を除く): 107608120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 9323, 18646, 37292, 46615, 74584, 93230, 186460, 372920, 2134967, 4269934, 8539868, 10674835, 17079736, 21349670, 42699340, 85398680]

約数ペア:

[(1, 85398680), (2, 42699340), (4, 21349670), (5, 17079736), (8, 10674835), (10, 8539868), (20, 4269934), (40, 2134967), (229, 372920), (458, 186460), (916, 93230), (1145, 74584), (1832, 46615), (2290, 37292), (4580, 18646), (9160, 9323)]