25507976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{245269}}^1$

素因数の和:245288

約数の個数: 16

約数和(自身を含む): 51506700

約数和(自身を除く): 25998724

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 245269, 490538, 981076, 1962152, 3188497, 6376994, 12753988, 25507976]

約数ペア:

[(1, 25507976), (2, 12753988), (4, 6376994), (8, 3188497), (13, 1962152), (26, 981076), (52, 490538), (104, 245269)]