2015800775

素因数分解:

$5^2\times {\mathrm{641}}^1\times {\mathrm{125791}}^1$

素因数の和:126442

約数の個数: 12

約数和(自身を含む): 2503512384

約数和(自身を除く): 487711609

約数列:

[1, 5, 25, 641, 3205, 16025, 125791, 628955, 3144775, 80632031, 403160155, 2015800775]

約数ペア:

[(1, 2015800775), (5, 403160155), (25, 80632031), (641, 3144775), (3205, 628955), (16025, 125791)]