50137820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^2\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 36

約数和(自身を含む): 106767864

約数和(自身を除く): 56630044

約数列:

[1, 2, 4, 5, 10, 20, 109, 211, 218, 422, 436, 545, 844, 1055, 1090, 2110, 2180, 4220, 11881, 22999, 23762, 45998, 47524, 59405, 91996, 114995, 118810, 229990, 237620, 459980, 2506891, 5013782, 10027564, 12534455, 25068910, 50137820]

約数ペア:

[(1, 50137820), (2, 25068910), (4, 12534455), (5, 10027564), (10, 5013782), (20, 2506891), (109, 459980), (211, 237620), (218, 229990), (422, 118810), (436, 114995), (545, 91996), (844, 59405), (1055, 47524), (1090, 45998), (2110, 23762), (2180, 22999), (4220, 11881)]