129089740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{496499}}^1$

素因数の和:496521

約数の個数: 24

約数和(自身を含む): 291942000

約数和(自身を除く): 162852260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 496499, 992998, 1985996, 2482495, 4964990, 6454487, 9929980, 12908974, 25817948, 32272435, 64544870, 129089740]

約数ペア:

[(1, 129089740), (2, 64544870), (4, 32272435), (5, 25817948), (10, 12908974), (13, 9929980), (20, 6454487), (26, 4964990), (52, 2482495), (65, 1985996), (130, 992998), (260, 496499)]