72811115

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 95306400

約数和(自身を除く): 22495285

約数列:

[1, 5, 13, 65, 169, 199, 433, 845, 995, 2165, 2587, 5629, 12935, 28145, 33631, 73177, 86167, 168155, 365885, 430835, 1120171, 5600855, 14562223, 72811115]

約数ペア:

[(1, 72811115), (5, 14562223), (13, 5600855), (65, 1120171), (169, 430835), (199, 365885), (433, 168155), (845, 86167), (995, 73177), (2165, 33631), (2587, 28145), (5629, 12935)]