87959860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{82981}}^1$

素因数の和:83043

約数の個数: 24

約数和(自身を含む): 188203176

約数和(自身を除く): 100243316

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 82981, 165962, 331924, 414905, 829810, 1659620, 4397993, 8795986, 17591972, 21989965, 43979930, 87959860]

約数ペア:

[(1, 87959860), (2, 43979930), (4, 21989965), (5, 17591972), (10, 8795986), (20, 4397993), (53, 1659620), (106, 829810), (212, 414905), (265, 331924), (530, 165962), (1060, 82981)]