318127825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{523}}^1\times {\mathrm{839}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 409348800

約数和(自身を除く): 91220975

約数列:

[1, 5, 25, 29, 145, 523, 725, 839, 2615, 4195, 13075, 15167, 20975, 24331, 75835, 121655, 379175, 438797, 608275, 2193985, 10969925, 12725113, 63625565, 318127825]

約数ペア:

[(1, 318127825), (5, 63625565), (25, 12725113), (29, 10969925), (145, 2193985), (523, 608275), (725, 438797), (839, 379175), (2615, 121655), (4195, 75835), (13075, 24331), (15167, 20975)]