80665956

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{5081}}^1$

素因数の和:5111

約数の個数: 90

約数和(自身を含む): 245353878

約数和(自身を除く): 164687922

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5081, 5292, 7938, 10162, 15243, 15876, 20324, 30486, 35567, 45729, 60972, 71134, 91458, 106701, 137187, 142268, 182916, 213402, 248969, 274374, 320103, 411561, 426804, 497938, 548748, 640206, 746907, 823122, 960309, 995876, 1280412, 1493814, 1646244, 1920618, 2240721, 2880927, 2987628, 3841236, 4481442, 5761854, 6722163, 8962884, 11523708, 13444326, 20166489, 26888652, 40332978, 80665956]

約数ペア:

[(1, 80665956), (2, 40332978), (3, 26888652), (4, 20166489), (6, 13444326), (7, 11523708), (9, 8962884), (12, 6722163), (14, 5761854), (18, 4481442), (21, 3841236), (27, 2987628), (28, 2880927), (36, 2240721), (42, 1920618), (49, 1646244), (54, 1493814), (63, 1280412), (81, 995876), (84, 960309), (98, 823122), (108, 746907), (126, 640206), (147, 548748), (162, 497938), (189, 426804), (196, 411561), (252, 320103), (294, 274374), (324, 248969), (378, 213402), (441, 182916), (567, 142268), (588, 137187), (756, 106701), (882, 91458), (1134, 71134), (1323, 60972), (1764, 45729), (2268, 35567), (2646, 30486), (3969, 20324), (5081, 15876), (5292, 15243), (7938, 10162)]