82818540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{65729}}^1$

素因数の和:65751

約数の個数: 72

約数和(自身を含む): 287108640

約数和(自身を除く): 204290100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 65729, 131458, 197187, 262916, 328645, 394374, 460103, 591561, 657290, 788748, 920206, 985935, 1183122, 1314580, 1380309, 1840412, 1971870, 2300515, 2366244, 2760618, 2957805, 3943740, 4140927, 4601030, 5521236, 5915610, 6901545, 8281854, 9202060, 11831220, 13803090, 16563708, 20704635, 27606180, 41409270, 82818540]

約数ペア:

[(1, 82818540), (2, 41409270), (3, 27606180), (4, 20704635), (5, 16563708), (6, 13803090), (7, 11831220), (9, 9202060), (10, 8281854), (12, 6901545), (14, 5915610), (15, 5521236), (18, 4601030), (20, 4140927), (21, 3943740), (28, 2957805), (30, 2760618), (35, 2366244), (36, 2300515), (42, 1971870), (45, 1840412), (60, 1380309), (63, 1314580), (70, 1183122), (84, 985935), (90, 920206), (105, 788748), (126, 657290), (140, 591561), (180, 460103), (210, 394374), (252, 328645), (315, 262916), (420, 197187), (630, 131458), (1260, 65729)]