28250500

素因数分解:

$2^2\times 5^3\times {\mathrm{56501}}^1$

素因数の和:56520

約数の個数: 24

約数和(自身を含む): 61700184

約数和(自身を除く): 33449684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 56501, 113002, 226004, 282505, 565010, 1130020, 1412525, 2825050, 5650100, 7062625, 14125250, 28250500]

約数ペア:

[(1, 28250500), (2, 14125250), (4, 7062625), (5, 5650100), (10, 2825050), (20, 1412525), (25, 1130020), (50, 565010), (100, 282505), (125, 226004), (250, 113002), (500, 56501)]