66271180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1201}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 145393920

約数和(自身を除く): 79122740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1201, 1780, 2402, 2759, 4804, 5518, 6005, 11036, 12010, 13795, 24020, 27590, 37231, 55180, 74462, 106889, 148924, 186155, 213778, 372310, 427556, 534445, 744620, 1068890, 2137780, 3313559, 6627118, 13254236, 16567795, 33135590, 66271180]

約数ペア:

[(1, 66271180), (2, 33135590), (4, 16567795), (5, 13254236), (10, 6627118), (20, 3313559), (31, 2137780), (62, 1068890), (89, 744620), (124, 534445), (155, 427556), (178, 372310), (310, 213778), (356, 186155), (445, 148924), (620, 106889), (890, 74462), (1201, 55180), (1780, 37231), (2402, 27590), (2759, 24020), (4804, 13795), (5518, 12010), (6005, 11036)]