80027857

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{179}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 105235200

約数和(自身を除く): 25207343

約数列:

[1, 7, 13, 17, 91, 119, 179, 221, 289, 1253, 1547, 2023, 2327, 3043, 3757, 4913, 16289, 21301, 26299, 34391, 39559, 51731, 63869, 276913, 362117, 447083, 672503, 879427, 4707521, 6155989, 11432551, 80027857]

約数ペア:

[(1, 80027857), (7, 11432551), (13, 6155989), (17, 4707521), (91, 879427), (119, 672503), (179, 447083), (221, 362117), (289, 276913), (1253, 63869), (1547, 51731), (2023, 39559), (2327, 34391), (3043, 26299), (3757, 21301), (4913, 16289)]