81079216

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{85889}}^1$

素因数の和:85956

約数の個数: 20

約数和(自身を含む): 159755400

約数和(自身を除く): 78676184

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 85889, 171778, 343556, 687112, 1374224, 5067451, 10134902, 20269804, 40539608, 81079216]

約数ペア:

[(1, 81079216), (2, 40539608), (4, 20269804), (8, 10134902), (16, 5067451), (59, 1374224), (118, 687112), (236, 343556), (472, 171778), (944, 85889)]