28820500

素因数分解:

$2^2\times 5^3\times {\mathrm{57641}}^1$

素因数の和:57660

約数の個数: 24

約数和(自身を含む): 62945064

約数和(自身を除く): 34124564

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 57641, 115282, 230564, 288205, 576410, 1152820, 1441025, 2882050, 5764100, 7205125, 14410250, 28820500]

約数ペア:

[(1, 28820500), (2, 14410250), (4, 7205125), (5, 5764100), (10, 2882050), (20, 1441025), (25, 1152820), (50, 576410), (100, 288205), (125, 230564), (250, 115282), (500, 57641)]