25285790

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28411}}^1$

素因数の和:28507

約数の個数: 16

約数和(自身を含む): 46027440

約数和(自身を除く): 20741650

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 28411, 56822, 142055, 284110, 2528579, 5057158, 12642895, 25285790]

約数ペア:

[(1, 25285790), (2, 12642895), (5, 5057158), (10, 2528579), (89, 284110), (178, 142055), (445, 56822), (890, 28411)]