179778430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{9949}}^1$

素因数の和:10108

約数の個数: 32

約数和(自身を含む): 351036000

約数和(自身を除く): 171257570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 3614, 9035, 9949, 18070, 19898, 49745, 99490, 129337, 258674, 646685, 1293370, 1382911, 2765822, 6914555, 13829110, 17977843, 35955686, 89889215, 179778430]

約数ペア:

[(1, 179778430), (2, 89889215), (5, 35955686), (10, 17977843), (13, 13829110), (26, 6914555), (65, 2765822), (130, 1382911), (139, 1293370), (278, 646685), (695, 258674), (1390, 129337), (1807, 99490), (3614, 49745), (9035, 19898), (9949, 18070)]