90185090

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{25841}}^1$

素因数の和:26197

約数の個数: 16

約数和(自身を含む): 162804600

約数和(自身を除く): 72619510

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 25841, 51682, 129205, 258410, 9018509, 18037018, 45092545, 90185090]

約数ペア:

[(1, 90185090), (2, 45092545), (5, 18037018), (10, 9018509), (349, 258410), (698, 129205), (1745, 51682), (3490, 25841)]