77081920

素因数分解:

$2^6\times 5^1\times {\mathrm{240881}}^1$

素因数の和:240898

約数の個数: 28

約数和(自身を含む): 183552084

約数和(自身を除く): 106470164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 240881, 481762, 963524, 1204405, 1927048, 2408810, 3854096, 4817620, 7708192, 9635240, 15416384, 19270480, 38540960, 77081920]

約数ペア:

[(1, 77081920), (2, 38540960), (4, 19270480), (5, 15416384), (8, 9635240), (10, 7708192), (16, 4817620), (20, 3854096), (32, 2408810), (40, 1927048), (64, 1204405), (80, 963524), (160, 481762), (320, 240881)]