128567750

素因数分解:

$2^1\times 5^3\times {\mathrm{514271}}^1$

素因数の和:514288

約数の個数: 16

約数和(自身を含む): 240679296

約数和(自身を除く): 112111546

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 514271, 1028542, 2571355, 5142710, 12856775, 25713550, 64283875, 128567750]

約数ペア:

[(1, 128567750), (2, 64283875), (5, 25713550), (10, 12856775), (25, 5142710), (50, 2571355), (125, 1028542), (250, 514271)]