2009069575

素因数分解:

$5^2\times {\mathrm{643}}^1\times {\mathrm{124981}}^1$

素因数の和:125634

約数の個数: 12

約数和(自身を含む): 2495140648

約数和(自身を除く): 486071073

約数列:

[1, 5, 25, 643, 3215, 16075, 124981, 624905, 3124525, 80362783, 401813915, 2009069575]

約数ペア:

[(1, 2009069575), (5, 401813915), (25, 80362783), (643, 3124525), (3215, 624905), (16075, 124981)]