68090560

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{547}}^1$

素因数の和:953

約数の個数: 56

約数和(自身を含む): 162854640

約数和(自身を除く): 94764080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 547, 778, 1094, 1556, 1945, 2188, 2735, 3112, 3890, 4376, 5470, 6224, 7780, 8752, 10940, 12448, 15560, 17504, 21880, 24896, 31120, 35008, 43760, 62240, 87520, 124480, 175040, 212783, 425566, 851132, 1063915, 1702264, 2127830, 3404528, 4255660, 6809056, 8511320, 13618112, 17022640, 34045280, 68090560]

約数ペア:

[(1, 68090560), (2, 34045280), (4, 17022640), (5, 13618112), (8, 8511320), (10, 6809056), (16, 4255660), (20, 3404528), (32, 2127830), (40, 1702264), (64, 1063915), (80, 851132), (160, 425566), (320, 212783), (389, 175040), (547, 124480), (778, 87520), (1094, 62240), (1556, 43760), (1945, 35008), (2188, 31120), (2735, 24896), (3112, 21880), (3890, 17504), (4376, 15560), (5470, 12448), (6224, 10940), (7780, 8752)]