102969280

素因数分解:

$2^6\times 5^1\times {\mathrm{321779}}^1$

素因数の和:321796

約数の個数: 28

約数和(自身を含む): 245196360

約数和(自身を除く): 142227080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 321779, 643558, 1287116, 1608895, 2574232, 3217790, 5148464, 6435580, 10296928, 12871160, 20593856, 25742320, 51484640, 102969280]

約数ペア:

[(1, 102969280), (2, 51484640), (4, 25742320), (5, 20593856), (8, 12871160), (10, 10296928), (16, 6435580), (20, 5148464), (32, 3217790), (40, 2574232), (64, 1608895), (80, 1287116), (160, 643558), (320, 321779)]