40430975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4067

約数の個数: 24

約数和(自身を含む): 55746432

約数和(自身を除く): 15315457

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 4013, 10075, 20065, 52169, 100325, 124403, 260845, 622015, 1304225, 1617239, 3110075, 8086195, 40430975]

約数ペア:

[(1, 40430975), (5, 8086195), (13, 3110075), (25, 1617239), (31, 1304225), (65, 622015), (155, 260845), (325, 124403), (403, 100325), (775, 52169), (2015, 20065), (4013, 10075)]