25362740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97549}}^1$

素因数の和:97571

約数の個数: 24

約数和(自身を含む): 57359400

約数和(自身を除く): 31996660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 97549, 195098, 390196, 487745, 975490, 1268137, 1950980, 2536274, 5072548, 6340685, 12681370, 25362740]

約数ペア:

[(1, 25362740), (2, 12681370), (4, 6340685), (5, 5072548), (10, 2536274), (13, 1950980), (20, 1268137), (26, 975490), (52, 487745), (65, 390196), (130, 195098), (260, 97549)]