28185800

素因数分解:

$2^3\times 5^2\times {\mathrm{140929}}^1$

素因数の和:140945

約数の個数: 24

約数和(自身を含む): 65532450

約数和(自身を除く): 37346650

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 140929, 281858, 563716, 704645, 1127432, 1409290, 2818580, 3523225, 5637160, 7046450, 14092900, 28185800]

約数ペア:

[(1, 28185800), (2, 14092900), (4, 7046450), (5, 5637160), (8, 3523225), (10, 2818580), (20, 1409290), (25, 1127432), (40, 704645), (50, 563716), (100, 281858), (200, 140929)]