25952240

素因数分解:

$2^4\times 5^1\times {\mathrm{324403}}^1$

素因数の和:324416

約数の個数: 20

約数和(自身を含む): 60339144

約数和(自身を除く): 34386904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 324403, 648806, 1297612, 1622015, 2595224, 3244030, 5190448, 6488060, 12976120, 25952240]

約数ペア:

[(1, 25952240), (2, 12976120), (4, 6488060), (5, 5190448), (8, 3244030), (10, 2595224), (16, 1622015), (20, 1297612), (40, 648806), (80, 324403)]