85905180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8089}}^1$

素因数の和:8163

約数の個数: 72

約数和(自身を含む): 265028400

約数和(自身を除く): 179123220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 8089, 10620, 16178, 24267, 32356, 40445, 48534, 72801, 80890, 97068, 121335, 145602, 161780, 242670, 291204, 364005, 477251, 485340, 728010, 954502, 1431753, 1456020, 1909004, 2386255, 2863506, 4295259, 4772510, 5727012, 7158765, 8590518, 9545020, 14317530, 17181036, 21476295, 28635060, 42952590, 85905180]

約数ペア:

[(1, 85905180), (2, 42952590), (3, 28635060), (4, 21476295), (5, 17181036), (6, 14317530), (9, 9545020), (10, 8590518), (12, 7158765), (15, 5727012), (18, 4772510), (20, 4295259), (30, 2863506), (36, 2386255), (45, 1909004), (59, 1456020), (60, 1431753), (90, 954502), (118, 728010), (177, 485340), (180, 477251), (236, 364005), (295, 291204), (354, 242670), (531, 161780), (590, 145602), (708, 121335), (885, 97068), (1062, 80890), (1180, 72801), (1770, 48534), (2124, 40445), (2655, 32356), (3540, 24267), (5310, 16178), (8089, 10620)]