77470372

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 168920640

約数和(自身を除く): 91450268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 71, 76, 98, 133, 142, 196, 266, 284, 293, 497, 532, 586, 931, 994, 1172, 1349, 1862, 1988, 2051, 2698, 3479, 3724, 4102, 5396, 5567, 6958, 8204, 9443, 11134, 13916, 14357, 18886, 20803, 22268, 28714, 37772, 38969, 41606, 57428, 66101, 77938, 83212, 132202, 145621, 155876, 264404, 272783, 291242, 395257, 545566, 582484, 790514, 1019347, 1091132, 1581028, 2038694, 2766799, 4077388, 5533598, 11067196, 19367593, 38735186, 77470372]

約数ペア:

[(1, 77470372), (2, 38735186), (4, 19367593), (7, 11067196), (14, 5533598), (19, 4077388), (28, 2766799), (38, 2038694), (49, 1581028), (71, 1091132), (76, 1019347), (98, 790514), (133, 582484), (142, 545566), (196, 395257), (266, 291242), (284, 272783), (293, 264404), (497, 155876), (532, 145621), (586, 132202), (931, 83212), (994, 77938), (1172, 66101), (1349, 57428), (1862, 41606), (1988, 38969), (2051, 37772), (2698, 28714), (3479, 22268), (3724, 20803), (4102, 18886), (5396, 14357), (5567, 13916), (6958, 11134), (8204, 9443)]