25319110

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{5639}}^1$

素因数の和:6095

約数の個数: 16

約数和(自身を含む): 45684000

約数和(自身を除く): 20364890

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 5639, 11278, 28195, 56390, 2531911, 5063822, 12659555, 25319110]

約数ペア:

[(1, 25319110), (2, 12659555), (5, 5063822), (10, 2531911), (449, 56390), (898, 28195), (2245, 11278), (4490, 5639)]