80861363024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{388756553}}^1$

素因数の和:388756574

約数の個数: 20

約数和(自身を含む): 168720344436

約数和(自身を除く): 87858981412

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 388756553, 777513106, 1555026212, 3110052424, 5053835189, 6220104848, 10107670378, 20215340756, 40430681512, 80861363024]

約数ペア:

[(1, 80861363024), (2, 40430681512), (4, 20215340756), (8, 10107670378), (13, 6220104848), (16, 5053835189), (26, 3110052424), (52, 1555026212), (104, 777513106), (208, 388756553)]