157072145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{20929}}^1$

素因数の和:21032

約数の個数: 16

約数和(自身を含む): 200928000

約数和(自身を除く): 43855855

約数列:

[1, 5, 19, 79, 95, 395, 1501, 7505, 20929, 104645, 397651, 1653391, 1988255, 8266955, 31414429, 157072145]

約数ペア:

[(1, 157072145), (5, 31414429), (19, 8266955), (79, 1988255), (95, 1653391), (395, 397651), (1501, 104645), (7505, 20929)]