254207031410

素因数分解:

$2^1\times 5^1\times {\mathrm{25420703141}}^1$

素因数の和:25420703148

約数の個数: 8

約数和(自身を含む): 457572656556

約数和(自身を除く): 203365625146

約数列:

[1, 2, 5, 10, 25420703141, 50841406282, 127103515705, 254207031410]

約数ペア:

[(1, 254207031410), (2, 127103515705), (5, 50841406282), (10, 25420703141)]