65969072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{317159}}^1$

素因数の和:317180

約数の個数: 20

約数和(自身を含む): 137647440

約数和(自身を除く): 71678368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 317159, 634318, 1268636, 2537272, 4123067, 5074544, 8246134, 16492268, 32984536, 65969072]

約数ペア:

[(1, 65969072), (2, 32984536), (4, 16492268), (8, 8246134), (13, 5074544), (16, 4123067), (26, 2537272), (52, 1268636), (104, 634318), (208, 317159)]