163908320

素因数分解:

$2^5\times 5^1\times {\mathrm{1024427}}^1$

素因数の和:1024442

約数の個数: 24

約数和(自身を含む): 387233784

約数和(自身を除く): 223325464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1024427, 2048854, 4097708, 5122135, 8195416, 10244270, 16390832, 20488540, 32781664, 40977080, 81954160, 163908320]

約数ペア:

[(1, 163908320), (2, 81954160), (4, 40977080), (5, 32781664), (8, 20488540), (10, 16390832), (16, 10244270), (20, 8195416), (32, 5122135), (40, 4097708), (80, 2048854), (160, 1024427)]