82254980

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9769}}^1$

素因数の和:10199

約数の個数: 24

約数和(自身を含む): 173163480

約数和(自身を除く): 90908500

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 9769, 19538, 39076, 48845, 97690, 195380, 4112749, 8225498, 16450996, 20563745, 41127490, 82254980]

約数ペア:

[(1, 82254980), (2, 41127490), (4, 20563745), (5, 16450996), (10, 8225498), (20, 4112749), (421, 195380), (842, 97690), (1684, 48845), (2105, 39076), (4210, 19538), (8420, 9769)]