80508728

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1031}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 155295360

約数和(自身を除く): 74786632

約数列:

[1, 2, 4, 8, 43, 86, 172, 227, 344, 454, 908, 1031, 1816, 2062, 4124, 8248, 9761, 19522, 39044, 44333, 78088, 88666, 177332, 234037, 354664, 468074, 936148, 1872296, 10063591, 20127182, 40254364, 80508728]

約数ペア:

[(1, 80508728), (2, 40254364), (4, 20127182), (8, 10063591), (43, 1872296), (86, 936148), (172, 468074), (227, 354664), (344, 234037), (454, 177332), (908, 88666), (1031, 78088), (1816, 44333), (2062, 39044), (4124, 19522), (8248, 9761)]