19637125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{9241}}^1$

素因数の和:9273

約数の個数: 16

約数和(自身を含む): 25951536

約数和(自身を除く): 6314411

約数列:

[1, 5, 17, 25, 85, 125, 425, 2125, 9241, 46205, 157097, 231025, 785485, 1155125, 3927425, 19637125]

約数ペア:

[(1, 19637125), (5, 3927425), (17, 1155125), (25, 785485), (85, 231025), (125, 157097), (425, 46205), (2125, 9241)]