91881140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353389}}^1$

素因数の和:353411

約数の個数: 24

約数和(自身を含む): 207793320

約数和(自身を除く): 115912180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353389, 706778, 1413556, 1766945, 3533890, 4594057, 7067780, 9188114, 18376228, 22970285, 45940570, 91881140]

約数ペア:

[(1, 91881140), (2, 45940570), (4, 22970285), (5, 18376228), (10, 9188114), (13, 7067780), (20, 4594057), (26, 3533890), (52, 1766945), (65, 1413556), (130, 706778), (260, 353389)]