65904440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4441}}^1$

素因数の和:4512

約数の個数: 64

約数和(自身を含む): 172704960

約数和(自身を除く): 106800520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4441, 7420, 8882, 14840, 17764, 22205, 31087, 35528, 44410, 62174, 88820, 124348, 155435, 177640, 235373, 248696, 310870, 470746, 621740, 941492, 1176865, 1243480, 1647611, 1882984, 2353730, 3295222, 4707460, 6590444, 8238055, 9414920, 13180888, 16476110, 32952220, 65904440]

約数ペア:

[(1, 65904440), (2, 32952220), (4, 16476110), (5, 13180888), (7, 9414920), (8, 8238055), (10, 6590444), (14, 4707460), (20, 3295222), (28, 2353730), (35, 1882984), (40, 1647611), (53, 1243480), (56, 1176865), (70, 941492), (106, 621740), (140, 470746), (212, 310870), (265, 248696), (280, 235373), (371, 177640), (424, 155435), (530, 124348), (742, 88820), (1060, 62174), (1484, 44410), (1855, 35528), (2120, 31087), (2968, 22205), (3710, 17764), (4441, 14840), (7420, 8882)]