79123840

素因数分解:

$2^7\times 5^1\times {\mathrm{123631}}^1$

素因数の和:123650

約数の個数: 32

約数和(自身を含む): 189156960

約数和(自身を除く): 110033120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 123631, 247262, 494524, 618155, 989048, 1236310, 1978096, 2472620, 3956192, 4945240, 7912384, 9890480, 15824768, 19780960, 39561920, 79123840]

約数ペア:

[(1, 79123840), (2, 39561920), (4, 19780960), (5, 15824768), (8, 9890480), (10, 7912384), (16, 4945240), (20, 3956192), (32, 2472620), (40, 1978096), (64, 1236310), (80, 989048), (128, 618155), (160, 494524), (320, 247262), (640, 123631)]