90805975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9013}}^1$

素因数の和:9067

約数の個数: 24

約数和(自身を含む): 125186432

約数和(自身を除く): 34380457

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 9013, 10075, 45065, 117169, 225325, 279403, 585845, 1397015, 2929225, 3632239, 6985075, 18161195, 90805975]

約数ペア:

[(1, 90805975), (5, 18161195), (13, 6985075), (25, 3632239), (31, 2929225), (65, 1397015), (155, 585845), (325, 279403), (403, 225325), (775, 117169), (2015, 45065), (9013, 10075)]