252755555

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{9649}}^1$

素因数の和:9711

約数の個数: 24

約数和(自身を含む): 339062400

約数和(自身を除く): 86306845

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 5239, 9649, 26195, 48245, 125437, 299119, 627185, 1495595, 1630681, 3888547, 8153405, 19442735, 50551111, 252755555]

約数ペア:

[(1, 252755555), (5, 50551111), (13, 19442735), (31, 8153405), (65, 3888547), (155, 1630681), (169, 1495595), (403, 627185), (845, 299119), (2015, 125437), (5239, 48245), (9649, 26195)]