89571010

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{19949}}^1$

素因数の和:20405

約数の個数: 16

約数和(自身を含む): 161595000

約数和(自身を除く): 72023990

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 19949, 39898, 99745, 199490, 8957101, 17914202, 44785505, 89571010]

約数ペア:

[(1, 89571010), (2, 44785505), (5, 17914202), (10, 8957101), (449, 199490), (898, 99745), (2245, 39898), (4490, 19949)]