69391640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 162984960

約数和(自身を除く): 93593320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 523, 535, 620, 856, 1046, 1070, 1240, 2092, 2140, 2615, 3317, 4184, 4280, 5230, 6634, 10460, 13268, 16213, 16585, 20920, 26536, 32426, 33170, 55961, 64852, 66340, 81065, 111922, 129704, 132680, 162130, 223844, 279805, 324260, 447688, 559610, 648520, 1119220, 1734791, 2238440, 3469582, 6939164, 8673955, 13878328, 17347910, 34695820, 69391640]

約数ペア:

[(1, 69391640), (2, 34695820), (4, 17347910), (5, 13878328), (8, 8673955), (10, 6939164), (20, 3469582), (31, 2238440), (40, 1734791), (62, 1119220), (107, 648520), (124, 559610), (155, 447688), (214, 324260), (248, 279805), (310, 223844), (428, 162130), (523, 132680), (535, 129704), (620, 111922), (856, 81065), (1046, 66340), (1070, 64852), (1240, 55961), (2092, 33170), (2140, 32426), (2615, 26536), (3317, 20920), (4184, 16585), (4280, 16213), (5230, 13268), (6634, 10460)]