90381455

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1\times {\mathrm{449}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 109900800

約数和(自身を除く): 19519345

約数列:

[1, 5, 127, 317, 449, 635, 1585, 2245, 40259, 57023, 142333, 201295, 285115, 711665, 18076291, 90381455]

約数ペア:

[(1, 90381455), (5, 18076291), (127, 711665), (317, 285115), (449, 201295), (635, 142333), (1585, 57023), (2245, 40259)]