80425818

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1907}}^1$

素因数の和:2000

約数の個数: 64

約数和(自身を含む): 197821440

約数和(自身を除く): 117395622

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 71, 99, 142, 198, 213, 297, 426, 594, 639, 781, 1278, 1562, 1907, 1917, 2343, 3814, 3834, 4686, 5721, 7029, 11442, 14058, 17163, 20977, 21087, 34326, 41954, 42174, 51489, 62931, 102978, 125862, 135397, 188793, 270794, 377586, 406191, 566379, 812382, 1132758, 1218573, 1489367, 2437146, 2978734, 3655719, 4468101, 7311438, 8936202, 13404303, 26808606, 40212909, 80425818]

約数ペア:

[(1, 80425818), (2, 40212909), (3, 26808606), (6, 13404303), (9, 8936202), (11, 7311438), (18, 4468101), (22, 3655719), (27, 2978734), (33, 2437146), (54, 1489367), (66, 1218573), (71, 1132758), (99, 812382), (142, 566379), (198, 406191), (213, 377586), (297, 270794), (426, 188793), (594, 135397), (639, 125862), (781, 102978), (1278, 62931), (1562, 51489), (1907, 42174), (1917, 41954), (2343, 34326), (3814, 21087), (3834, 20977), (4686, 17163), (5721, 14058), (7029, 11442)]