31125730

素因数分解:

$2^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{3533}}^1$

素因数の和:4421

約数の個数: 16

約数和(自身を含む): 56105784

約数和(自身を除く): 24980054

約数列:

[1, 2, 5, 10, 881, 1762, 3533, 4405, 7066, 8810, 17665, 35330, 3112573, 6225146, 15562865, 31125730]

約数ペア:

[(1, 31125730), (2, 15562865), (5, 6225146), (10, 3112573), (881, 35330), (1762, 17665), (3533, 8810), (4405, 7066)]