80006381

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 103219200

約数和(自身を除く): 23212819

約数列:

[1, 7, 13, 31, 79, 91, 217, 359, 403, 553, 1027, 2449, 2513, 2821, 4667, 7189, 11129, 17143, 28361, 31837, 32669, 77903, 144677, 198527, 222859, 368693, 879191, 1012739, 2580851, 6154337, 11429483, 80006381]

約数ペア:

[(1, 80006381), (7, 11429483), (13, 6154337), (31, 2580851), (79, 1012739), (91, 879191), (217, 368693), (359, 222859), (403, 198527), (553, 144677), (1027, 77903), (2449, 32669), (2513, 31837), (2821, 28361), (4667, 17143), (7189, 11129)]