85221160

素因数分解:

$2^3\times 5^1\times {\mathrm{2130529}}^1$

素因数の和:2130540

約数の個数: 16

約数和(自身を含む): 191747700

約数和(自身を除く): 106526540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2130529, 4261058, 8522116, 10652645, 17044232, 21305290, 42610580, 85221160]

約数ペア:

[(1, 85221160), (2, 42610580), (4, 21305290), (5, 17044232), (8, 10652645), (10, 8522116), (20, 4261058), (40, 2130529)]