81884584

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{144163}}^1$

素因数の和:144240

約数の個数: 16

約数和(自身を含む): 155697120

約数和(自身を除く): 73812536

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 144163, 288326, 576652, 1153304, 10235573, 20471146, 40942292, 81884584]

約数ペア:

[(1, 81884584), (2, 40942292), (4, 20471146), (8, 10235573), (71, 1153304), (142, 576652), (284, 288326), (568, 144163)]