202080500

素因数分解:

$2^2\times 5^3\times {\mathrm{404161}}^1$

素因数の和:404180

約数の個数: 24

約数和(自身を含む): 441344904

約数和(自身を除く): 239264404

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 404161, 808322, 1616644, 2020805, 4041610, 8083220, 10104025, 20208050, 40416100, 50520125, 101040250, 202080500]

約数ペア:

[(1, 202080500), (2, 101040250), (4, 50520125), (5, 40416100), (10, 20208050), (20, 10104025), (25, 8083220), (50, 4041610), (100, 2020805), (125, 1616644), (250, 808322), (500, 404161)]