85282180

素因数分解:

$2^2\times 5^1\times {\mathrm{4264109}}^1$

素因数の和:4264118

約数の個数: 12

約数和(自身を含む): 179092620

約数和(自身を除く): 93810440

約数列:

[1, 2, 4, 5, 10, 20, 4264109, 8528218, 17056436, 21320545, 42641090, 85282180]

約数ペア:

[(1, 85282180), (2, 42641090), (4, 21320545), (5, 17056436), (10, 8528218), (20, 4264109)]