90159605

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2671}}^1$

素因数の和:2876

約数の個数: 16

約数和(自身を含む): 111454464

約数和(自身を除く): 21294859

約数列:

[1, 5, 43, 157, 215, 785, 2671, 6751, 13355, 33755, 114853, 419347, 574265, 2096735, 18031921, 90159605]

約数ペア:

[(1, 90159605), (5, 18031921), (43, 2096735), (157, 574265), (215, 419347), (785, 114853), (2671, 33755), (6751, 13355)]