102459820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{124951}}^1$

素因数の和:125001

約数の個数: 24

約数和(自身を含む): 220415328

約数和(自身を除く): 117955508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 124951, 249902, 499804, 624755, 1249510, 2499020, 5122991, 10245982, 20491964, 25614955, 51229910, 102459820]

約数ペア:

[(1, 102459820), (2, 51229910), (4, 25614955), (5, 20491964), (10, 10245982), (20, 5122991), (41, 2499020), (82, 1249510), (164, 624755), (205, 499804), (410, 249902), (820, 124951)]