80716788

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{593}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 216216000

約数和(自身を除く): 135499212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 199, 228, 342, 398, 593, 597, 684, 796, 1186, 1194, 1779, 1791, 2372, 2388, 3558, 3582, 3781, 5337, 7116, 7164, 7562, 10674, 11267, 11343, 15124, 21348, 22534, 22686, 33801, 34029, 45068, 45372, 67602, 68058, 101403, 118007, 135204, 136116, 202806, 236014, 354021, 405612, 472028, 708042, 1062063, 1416084, 2124126, 2242133, 4248252, 4484266, 6726399, 8968532, 13452798, 20179197, 26905596, 40358394, 80716788]

約数ペア:

[(1, 80716788), (2, 40358394), (3, 26905596), (4, 20179197), (6, 13452798), (9, 8968532), (12, 6726399), (18, 4484266), (19, 4248252), (36, 2242133), (38, 2124126), (57, 1416084), (76, 1062063), (114, 708042), (171, 472028), (199, 405612), (228, 354021), (342, 236014), (398, 202806), (593, 136116), (597, 135204), (684, 118007), (796, 101403), (1186, 68058), (1194, 67602), (1779, 45372), (1791, 45068), (2372, 34029), (2388, 33801), (3558, 22686), (3582, 22534), (3781, 21348), (5337, 15124), (7116, 11343), (7164, 11267), (7562, 10674)]