20928100250

素因数分解:

$2^1\times 5^3\times {\mathrm{83712401}}^1$

素因数の和:83712418

約数の個数: 16

約数和(自身を含む): 39177404136

約数和(自身を除く): 18249303886

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 83712401, 167424802, 418562005, 837124010, 2092810025, 4185620050, 10464050125, 20928100250]

約数ペア:

[(1, 20928100250), (2, 10464050125), (5, 4185620050), (10, 2092810025), (25, 837124010), (50, 418562005), (125, 167424802), (250, 83712401)]