79897420

素因数分解:

$2^2\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{2579}}^1$

素因数の和:4137

約数の個数: 24

約数和(自身を含む): 167958000

約数和(自身を除く): 88060580

約数列:

[1, 2, 4, 5, 10, 20, 1549, 2579, 3098, 5158, 6196, 7745, 10316, 12895, 15490, 25790, 30980, 51580, 3994871, 7989742, 15979484, 19974355, 39948710, 79897420]

約数ペア:

[(1, 79897420), (2, 39948710), (4, 19974355), (5, 15979484), (10, 7989742), (20, 3994871), (1549, 51580), (2579, 30980), (3098, 25790), (5158, 15490), (6196, 12895), (7745, 10316)]