81040130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{426527}}^1$

素因数の和:426553

約数の個数: 16

約数和(自身を含む): 153550080

約数和(自身を除く): 72509950

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 426527, 853054, 2132635, 4265270, 8104013, 16208026, 40520065, 81040130]

約数ペア:

[(1, 81040130), (2, 40520065), (5, 16208026), (10, 8104013), (19, 4265270), (38, 2132635), (95, 853054), (190, 426527)]