165006560

素因数分解:

$2^5\times 5^1\times {\mathrm{1031291}}^1$

素因数の和:1031306

約数の個数: 24

約数和(自身を含む): 389828376

約数和(自身を除く): 224821816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1031291, 2062582, 4125164, 5156455, 8250328, 10312910, 16500656, 20625820, 33001312, 41251640, 82503280, 165006560]

約数ペア:

[(1, 165006560), (2, 82503280), (4, 41251640), (5, 33001312), (8, 20625820), (10, 16500656), (16, 10312910), (20, 8250328), (32, 5156455), (40, 4125164), (80, 2062582), (160, 1031291)]