80675270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{620579}}^1$

素因数の和:620599

約数の個数: 16

約数和(自身を含む): 156386160

約数和(自身を除く): 75710890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 620579, 1241158, 3102895, 6205790, 8067527, 16135054, 40337635, 80675270]

約数ペア:

[(1, 80675270), (2, 40337635), (5, 16135054), (10, 8067527), (13, 6205790), (26, 3102895), (65, 1241158), (130, 620579)]