2019415525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{15749}}^1$

素因数の和:16005

約数の個数: 24

約数和(自身を含む): 2624832000

約数和(自身を除く): 605416475

約数列:

[1, 5, 23, 25, 115, 223, 575, 1115, 5129, 5575, 15749, 25645, 78745, 128225, 362227, 393725, 1811135, 3512027, 9055675, 17560135, 80776621, 87800675, 403883105, 2019415525]

約数ペア:

[(1, 2019415525), (5, 403883105), (23, 87800675), (25, 80776621), (115, 17560135), (223, 9055675), (575, 3512027), (1115, 1811135), (5129, 393725), (5575, 362227), (15749, 128225), (25645, 78745)]