82581715

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{2011}}^1$

素因数の和:2250

約数の個数: 16

約数和(自身を含む): 101984256

約数和(自身を除く): 19402541

約数列:

[1, 5, 43, 191, 215, 955, 2011, 8213, 10055, 41065, 86473, 384101, 432365, 1920505, 16516343, 82581715]

約数ペア:

[(1, 82581715), (5, 16516343), (43, 1920505), (191, 432365), (215, 384101), (955, 86473), (2011, 41065), (8213, 10055)]