80880212

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{15959}}^1$

素因数の和:16151

約数の個数: 24

約数和(自身を含む): 162664320

約数和(自身を除く): 81784108

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 15959, 31918, 63836, 111713, 223426, 446852, 2888579, 5777158, 11554316, 20220053, 40440106, 80880212]

約数ペア:

[(1, 80880212), (2, 40440106), (4, 20220053), (7, 11554316), (14, 5777158), (28, 2888579), (181, 446852), (362, 223426), (724, 111713), (1267, 63836), (2534, 31918), (5068, 15959)]