118889721425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{279740521}}^1$

素因数の和:279740548

約数の個数: 12

約数和(自身を含む): 156095211276

約数和(自身を除く): 37205489851

約数列:

[1, 5, 17, 25, 85, 425, 279740521, 1398702605, 4755588857, 6993513025, 23777944285, 118889721425]

約数ペア:

[(1, 118889721425), (5, 23777944285), (17, 6993513025), (25, 4755588857), (85, 1398702605), (425, 279740521)]