68510825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 87928896

約数和(自身を除く): 19418071

約数列:

[1, 5, 25, 43, 101, 215, 505, 631, 1075, 2525, 3155, 4343, 15775, 21715, 27133, 63731, 108575, 135665, 318655, 678325, 1593275, 2740433, 13702165, 68510825]

約数ペア:

[(1, 68510825), (5, 13702165), (25, 2740433), (43, 1593275), (101, 678325), (215, 318655), (505, 135665), (631, 108575), (1075, 63731), (2525, 27133), (3155, 21715), (4343, 15775)]