63427820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{77351}}^1$

素因数の和:77401

約数の個数: 24

約数和(自身を含む): 136448928

約数和(自身を除く): 73021108

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 77351, 154702, 309404, 386755, 773510, 1547020, 3171391, 6342782, 12685564, 15856955, 31713910, 63427820]

約数ペア:

[(1, 63427820), (2, 31713910), (4, 15856955), (5, 12685564), (10, 6342782), (20, 3171391), (41, 1547020), (82, 773510), (164, 386755), (205, 309404), (410, 154702), (820, 77351)]