129103840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26029}}^1$

素因数の和:26075

約数の個数: 48

約数和(自身を含む): 314858880

約数和(自身を除く): 185755040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 26029, 52058, 104116, 130145, 208232, 260290, 416464, 520580, 806899, 832928, 1041160, 1613798, 2082320, 3227596, 4034495, 4164640, 6455192, 8068990, 12910384, 16137980, 25820768, 32275960, 64551920, 129103840]

約数ペア:

[(1, 129103840), (2, 64551920), (4, 32275960), (5, 25820768), (8, 16137980), (10, 12910384), (16, 8068990), (20, 6455192), (31, 4164640), (32, 4034495), (40, 3227596), (62, 2082320), (80, 1613798), (124, 1041160), (155, 832928), (160, 806899), (248, 520580), (310, 416464), (496, 260290), (620, 208232), (992, 130145), (1240, 104116), (2480, 52058), (4960, 26029)]