80839168

素因数分解:

$2^9\times {\mathrm{157889}}^1$

素因数の和:157907

約数の個数: 20

約数和(自身を含む): 161521470

約数和(自身を除く): 80682302

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 157889, 315778, 631556, 1263112, 2526224, 5052448, 10104896, 20209792, 40419584, 80839168]

約数ペア:

[(1, 80839168), (2, 40419584), (4, 20209792), (8, 10104896), (16, 5052448), (32, 2526224), (64, 1263112), (128, 631556), (256, 315778), (512, 157889)]