85972540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{54413}}^1$

素因数の和:54501

約数の個数: 24

約数和(自身を含む): 182831040

約数和(自身を除く): 96858500

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 54413, 108826, 217652, 272065, 544130, 1088260, 4298627, 8597254, 17194508, 21493135, 42986270, 85972540]

約数ペア:

[(1, 85972540), (2, 42986270), (4, 21493135), (5, 17194508), (10, 8597254), (20, 4298627), (79, 1088260), (158, 544130), (316, 272065), (395, 217652), (790, 108826), (1580, 54413)]