28500475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2069}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 38502000

約数和(自身を除く): 10001525

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2069, 2755, 10345, 13775, 39311, 51725, 60001, 196555, 300005, 982775, 1140019, 1500025, 5700095, 28500475]

約数ペア:

[(1, 28500475), (5, 5700095), (19, 1500025), (25, 1140019), (29, 982775), (95, 300005), (145, 196555), (475, 60001), (551, 51725), (725, 39311), (2069, 13775), (2755, 10345)]