85900180

素因数分解:

$2^2\times 5^1\times {\mathrm{1777}}^1\times {\mathrm{2417}}^1$

素因数の和:4203

約数の個数: 24

約数和(自身を含む): 180566568

約数和(自身を除く): 94666388

約数列:

[1, 2, 4, 5, 10, 20, 1777, 2417, 3554, 4834, 7108, 8885, 9668, 12085, 17770, 24170, 35540, 48340, 4295009, 8590018, 17180036, 21475045, 42950090, 85900180]

約数ペア:

[(1, 85900180), (2, 42950090), (4, 21475045), (5, 17180036), (10, 8590018), (20, 4295009), (1777, 48340), (2417, 35540), (3554, 24170), (4834, 17770), (7108, 12085), (8885, 9668)]