80129530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2579}}^1$

素因数の和:2838

約数の個数: 32

約数和(自身を含む): 156038400

約数和(自身を除く): 75908870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 1195, 2390, 2579, 3107, 5158, 6214, 12895, 15535, 25790, 31070, 33527, 67054, 167635, 335270, 616381, 1232762, 3081905, 6163810, 8012953, 16025906, 40064765, 80129530]

約数ペア:

[(1, 80129530), (2, 40064765), (5, 16025906), (10, 8012953), (13, 6163810), (26, 3081905), (65, 1232762), (130, 616381), (239, 335270), (478, 167635), (1195, 67054), (2390, 33527), (2579, 31070), (3107, 25790), (5158, 15535), (6214, 12895)]