80426630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3929}}^1$

素因数の和:4048

約数の個数: 32

約数和(自身を含む): 152798400

約数和(自身を除く): 72371770

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 3929, 4094, 7858, 10235, 19645, 20470, 39290, 90367, 180734, 349681, 451835, 699362, 903670, 1748405, 3496810, 8042663, 16085326, 40213315, 80426630]

約数ペア:

[(1, 80426630), (2, 40213315), (5, 16085326), (10, 8042663), (23, 3496810), (46, 1748405), (89, 903670), (115, 699362), (178, 451835), (230, 349681), (445, 180734), (890, 90367), (2047, 39290), (3929, 20470), (4094, 19645), (7858, 10235)]