208030745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{613}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 282223872

約数和(自身を除く): 74193127

約数列:

[1, 5, 13, 23, 65, 115, 227, 299, 613, 1135, 1495, 2951, 3065, 5221, 7969, 14099, 14755, 26105, 39845, 67873, 70495, 139151, 183287, 339365, 695755, 916435, 1808963, 3200473, 9044815, 16002365, 41606149, 208030745]

約数ペア:

[(1, 208030745), (5, 41606149), (13, 16002365), (23, 9044815), (65, 3200473), (115, 1808963), (227, 916435), (299, 695755), (613, 339365), (1135, 183287), (1495, 139151), (2951, 70495), (3065, 67873), (5221, 39845), (7969, 26105), (14099, 14755)]