2021986501250

素因数分解:

$2^1\times 5^4\times {\mathrm{1617589201}}^1$

素因数の和:1617589223

約数の個数: 20

約数和(自身を含む): 3790011500286

約数和(自身を除く): 1768024999036

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 1617589201, 3235178402, 8087946005, 16175892010, 40439730025, 80879460050, 202198650125, 404397300250, 1010993250625, 2021986501250]

約数ペア:

[(1, 2021986501250), (2, 1010993250625), (5, 404397300250), (10, 202198650125), (25, 80879460050), (50, 40439730025), (125, 16175892010), (250, 8087946005), (625, 3235178402), (1250, 1617589201)]