51075580

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{2531}}^1$

素因数の和:3549

約数の個数: 24

約数和(自身を含む): 107407440

約数和(自身を除く): 56331860

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 2531, 4036, 5045, 5062, 10090, 10124, 12655, 20180, 25310, 50620, 2553779, 5107558, 10215116, 12768895, 25537790, 51075580]

約数ペア:

[(1, 51075580), (2, 25537790), (4, 12768895), (5, 10215116), (10, 5107558), (20, 2553779), (1009, 50620), (2018, 25310), (2531, 20180), (4036, 12655), (5045, 10124), (5062, 10090)]