81858014780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{240758867}}^1$

素因数の和:240758893

約数の個数: 24

約数和(自身を含む): 182013704208

約数和(自身を除く): 100155689428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 240758867, 481517734, 963035468, 1203794335, 2407588670, 4092900739, 4815177340, 8185801478, 16371602956, 20464503695, 40929007390, 81858014780]

約数ペア:

[(1, 81858014780), (2, 40929007390), (4, 20464503695), (5, 16371602956), (10, 8185801478), (17, 4815177340), (20, 4092900739), (34, 2407588670), (68, 1203794335), (85, 963035468), (170, 481517734), (340, 240758867)]