81317048

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{68219}}^1$

素因数の和:68374

約数の個数: 16

約数和(自身を含む): 153495000

約数和(自身を除く): 72177952

約数列:

[1, 2, 4, 8, 149, 298, 596, 1192, 68219, 136438, 272876, 545752, 10164631, 20329262, 40658524, 81317048]

約数ペア:

[(1, 81317048), (2, 40658524), (4, 20329262), (8, 10164631), (149, 545752), (298, 272876), (596, 136438), (1192, 68219)]