42531320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 104328000

約数和(自身を除く): 61796680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 890, 919, 1157, 1780, 1838, 2314, 3560, 3676, 4595, 4628, 5785, 7352, 9190, 9256, 11570, 11947, 18380, 23140, 23894, 36760, 46280, 47788, 59735, 81791, 95576, 119470, 163582, 238940, 327164, 408955, 477880, 654328, 817910, 1063283, 1635820, 2126566, 3271640, 4253132, 5316415, 8506264, 10632830, 21265660, 42531320]

約数ペア:

[(1, 42531320), (2, 21265660), (4, 10632830), (5, 8506264), (8, 5316415), (10, 4253132), (13, 3271640), (20, 2126566), (26, 1635820), (40, 1063283), (52, 817910), (65, 654328), (89, 477880), (104, 408955), (130, 327164), (178, 238940), (260, 163582), (356, 119470), (445, 95576), (520, 81791), (712, 59735), (890, 47788), (919, 46280), (1157, 36760), (1780, 23894), (1838, 23140), (2314, 18380), (3560, 11947), (3676, 11570), (4595, 9256), (4628, 9190), (5785, 7352)]