81248945

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1\times {\mathrm{461}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 98960400

約数和(自身を除く): 17711455

約数列:

[1, 5, 101, 349, 461, 505, 1745, 2305, 35249, 46561, 160889, 176245, 232805, 804445, 16249789, 81248945]

約数ペア:

[(1, 81248945), (5, 16249789), (101, 804445), (349, 232805), (461, 176245), (505, 160889), (1745, 46561), (2305, 35249)]