25963730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199721}}^1$

素因数の和:199741

約数の個数: 16

約数和(自身を含む): 50329944

約数和(自身を除く): 24366214

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199721, 399442, 998605, 1997210, 2596373, 5192746, 12981865, 25963730]

約数ペア:

[(1, 25963730), (2, 12981865), (5, 5192746), (10, 2596373), (13, 1997210), (26, 998605), (65, 399442), (130, 199721)]