25835020

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4127}}^1$

素因数の和:4449

約数の個数: 24

約数和(自身を含む): 54440064

約数和(自身を除く): 28605044

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 4127, 6260, 8254, 16508, 20635, 41270, 82540, 1291751, 2583502, 5167004, 6458755, 12917510, 25835020]

約数ペア:

[(1, 25835020), (2, 12917510), (4, 6458755), (5, 5167004), (10, 2583502), (20, 1291751), (313, 82540), (626, 41270), (1252, 20635), (1565, 16508), (3130, 8254), (4127, 6260)]