52871780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{203353}}^1$

素因数の和:203375

約数の個数: 24

約数和(自身を含む): 119572152

約数和(自身を除く): 66700372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 203353, 406706, 813412, 1016765, 2033530, 2643589, 4067060, 5287178, 10574356, 13217945, 26435890, 52871780]

約数ペア:

[(1, 52871780), (2, 26435890), (4, 13217945), (5, 10574356), (10, 5287178), (13, 4067060), (20, 2643589), (26, 2033530), (52, 1016765), (65, 813412), (130, 406706), (260, 203353)]