85674440

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{10151}}^1$

素因数の和:10373

約数の個数: 32

約数和(自身を含む): 193700160

約数和(自身を除く): 108025720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 10151, 20302, 40604, 50755, 81208, 101510, 203020, 406040, 2141861, 4283722, 8567444, 10709305, 17134888, 21418610, 42837220, 85674440]

約数ペア:

[(1, 85674440), (2, 42837220), (4, 21418610), (5, 17134888), (8, 10709305), (10, 8567444), (20, 4283722), (40, 2141861), (211, 406040), (422, 203020), (844, 101510), (1055, 81208), (1688, 50755), (2110, 40604), (4220, 20302), (8440, 10151)]