20850250

素因数分解:

$2^1\times 5^3\times {\mathrm{83401}}^1$

素因数の和:83418

約数の個数: 16

約数和(自身を含む): 39032136

約数和(自身を除く): 18181886

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 83401, 166802, 417005, 834010, 2085025, 4170050, 10425125, 20850250]

約数ペア:

[(1, 20850250), (2, 10425125), (5, 4170050), (10, 2085025), (25, 834010), (50, 417005), (125, 166802), (250, 83401)]