53875280

素因数分解:

$2^4\times 5^1\times {\mathrm{673441}}^1$

素因数の和:673454

約数の個数: 20

約数和(自身を含む): 125260212

約数和(自身を除く): 71384932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 673441, 1346882, 2693764, 3367205, 5387528, 6734410, 10775056, 13468820, 26937640, 53875280]

約数ペア:

[(1, 53875280), (2, 26937640), (4, 13468820), (5, 10775056), (8, 6734410), (10, 5387528), (16, 3367205), (20, 2693764), (40, 1346882), (80, 673441)]