16003375

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{443}}^1$

素因数の和:492

約数の個数: 24

約数和(自身を含む): 21264048

約数和(自身を除く): 5260673

約数列:

[1, 5, 17, 25, 85, 125, 289, 425, 443, 1445, 2125, 2215, 7225, 7531, 11075, 36125, 37655, 55375, 128027, 188275, 640135, 941375, 3200675, 16003375]

約数ペア:

[(1, 16003375), (5, 3200675), (17, 941375), (25, 640135), (85, 188275), (125, 128027), (289, 55375), (425, 37655), (443, 36125), (1445, 11075), (2125, 7531), (2215, 7225)]