165655238384

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{40285807}}^1$

素因数の和:40286072

約数の個数: 20

約数和(自身を含む): 322205892384

約数和(自身を除く): 156550654000

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 40285807, 80571614, 161143228, 322286456, 644572912, 10353452399, 20706904798, 41413809596, 82827619192, 165655238384]

約数ペア:

[(1, 165655238384), (2, 82827619192), (4, 41413809596), (8, 20706904798), (16, 10353452399), (257, 644572912), (514, 322286456), (1028, 161143228), (2056, 80571614), (4112, 40285807)]