164203240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{95467}}^1$

素因数の和:95521

約数の個数: 32

約数和(自身を含む): 378053280

約数和(自身を除く): 213850040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 95467, 190934, 381868, 477335, 763736, 954670, 1909340, 3818680, 4105081, 8210162, 16420324, 20525405, 32840648, 41050810, 82101620, 164203240]

約数ペア:

[(1, 164203240), (2, 82101620), (4, 41050810), (5, 32840648), (8, 20525405), (10, 16420324), (20, 8210162), (40, 4105081), (43, 3818680), (86, 1909340), (172, 954670), (215, 763736), (344, 477335), (430, 381868), (860, 190934), (1720, 95467)]