81429145

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 34692455

約数列:

[1, 5, 7, 35, 47, 59, 235, 295, 329, 413, 839, 1645, 2065, 2773, 4195, 5873, 13865, 19411, 29365, 39433, 49501, 97055, 197165, 247505, 276031, 346507, 1380155, 1732535, 2326547, 11632735, 16285829, 81429145]

約数ペア:

[(1, 81429145), (5, 16285829), (7, 11632735), (35, 2326547), (47, 1732535), (59, 1380155), (235, 346507), (295, 276031), (329, 247505), (413, 197165), (839, 97055), (1645, 49501), (2065, 39433), (2773, 29365), (4195, 19411), (5873, 13865)]