255888320

素因数分解:

$2^6\times 5^1\times {\mathrm{799651}}^1$

素因数の和:799668

約数の個数: 28

約数和(自身を含む): 609334824

約数和(自身を除く): 353446504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 799651, 1599302, 3198604, 3998255, 6397208, 7996510, 12794416, 15993020, 25588832, 31986040, 51177664, 63972080, 127944160, 255888320]

約数ペア:

[(1, 255888320), (2, 127944160), (4, 63972080), (5, 51177664), (8, 31986040), (10, 25588832), (16, 15993020), (20, 12794416), (32, 7996510), (40, 6397208), (64, 3998255), (80, 3198604), (160, 1599302), (320, 799651)]