129920650

素因数分解:

$2^1\times 5^2\times {\mathrm{929}}^1\times {\mathrm{2797}}^1$

素因数の和:3738

約数の個数: 24

約数和(自身を含む): 241999020

約数和(自身を除く): 112078370

約数列:

[1, 2, 5, 10, 25, 50, 929, 1858, 2797, 4645, 5594, 9290, 13985, 23225, 27970, 46450, 69925, 139850, 2598413, 5196826, 12992065, 25984130, 64960325, 129920650]

約数ペア:

[(1, 129920650), (2, 64960325), (5, 25984130), (10, 12992065), (25, 5196826), (50, 2598413), (929, 139850), (1858, 69925), (2797, 46450), (4645, 27970), (5594, 23225), (9290, 13985)]