25420270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149531}}^1$

素因数の和:149555

約数の個数: 16

約数和(自身を含む): 48448368

約数和(自身を除く): 23028098

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 149531, 299062, 747655, 1495310, 2542027, 5084054, 12710135, 25420270]

約数ペア:

[(1, 25420270), (2, 12710135), (5, 5084054), (10, 2542027), (17, 1495310), (34, 747655), (85, 299062), (170, 149531)]