81124060

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{3823}}^1$

素因数の和:4893

約数の個数: 24

約数和(自身を含む): 170565696

約数和(自身を除く): 89441636

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2122, 3823, 4244, 5305, 7646, 10610, 15292, 19115, 21220, 38230, 76460, 4056203, 8112406, 16224812, 20281015, 40562030, 81124060]

約数ペア:

[(1, 81124060), (2, 40562030), (4, 20281015), (5, 16224812), (10, 8112406), (20, 4056203), (1061, 76460), (2122, 38230), (3823, 21220), (4244, 19115), (5305, 15292), (7646, 10610)]