80629136

素因数分解:

$2^4\times 7^1\times {\mathrm{719903}}^1$

素因数の和:719918

約数の個数: 20

約数和(自身を含む): 178536192

約数和(自身を除く): 97907056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 719903, 1439806, 2879612, 5039321, 5759224, 10078642, 11518448, 20157284, 40314568, 80629136]

約数ペア:

[(1, 80629136), (2, 40314568), (4, 20157284), (7, 11518448), (8, 10078642), (14, 5759224), (16, 5039321), (28, 2879612), (56, 1439806), (112, 719903)]