51228340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{32423}}^1$

素因数の和:32511

約数の個数: 24

約数和(自身を含む): 108944640

約数和(自身を除く): 57716300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 32423, 64846, 129692, 162115, 324230, 648460, 2561417, 5122834, 10245668, 12807085, 25614170, 51228340]

約数ペア:

[(1, 51228340), (2, 25614170), (4, 12807085), (5, 10245668), (10, 5122834), (20, 2561417), (79, 648460), (158, 324230), (316, 162115), (395, 129692), (790, 64846), (1580, 32423)]