2550147280

素因数分解:

$2^4\times 5^1\times {\mathrm{31876841}}^1$

素因数の和:31876854

約数の個数: 20

約数和(自身を含む): 5929092612

約数和(自身を除く): 3378945332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 31876841, 63753682, 127507364, 159384205, 255014728, 318768410, 510029456, 637536820, 1275073640, 2550147280]

約数ペア:

[(1, 2550147280), (2, 1275073640), (4, 637536820), (5, 510029456), (8, 318768410), (10, 255014728), (16, 159384205), (20, 127507364), (40, 63753682), (80, 31876841)]