81240592

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{32341}}^1$

素因数の和:32506

約数の個数: 20

約数和(自身を含む): 158411116

約数和(自身を除く): 77170524

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 32341, 64682, 129364, 258728, 517456, 5077537, 10155074, 20310148, 40620296, 81240592]

約数ペア:

[(1, 81240592), (2, 40620296), (4, 20310148), (8, 10155074), (16, 5077537), (157, 517456), (314, 258728), (628, 129364), (1256, 64682), (2512, 32341)]