55491856

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 131241600

約数和(自身を除く): 75749744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 89, 112, 133, 152, 178, 266, 293, 304, 356, 532, 586, 623, 712, 1064, 1172, 1246, 1424, 1691, 2051, 2128, 2344, 2492, 3382, 4102, 4688, 4984, 5567, 6764, 8204, 9968, 11134, 11837, 13528, 16408, 22268, 23674, 26077, 27056, 32816, 38969, 44536, 47348, 52154, 77938, 89072, 94696, 104308, 155876, 182539, 189392, 208616, 311752, 365078, 417232, 495463, 623504, 730156, 990926, 1460312, 1981852, 2920624, 3468241, 3963704, 6936482, 7927408, 13872964, 27745928, 55491856]

約数ペア:

[(1, 55491856), (2, 27745928), (4, 13872964), (7, 7927408), (8, 6936482), (14, 3963704), (16, 3468241), (19, 2920624), (28, 1981852), (38, 1460312), (56, 990926), (76, 730156), (89, 623504), (112, 495463), (133, 417232), (152, 365078), (178, 311752), (266, 208616), (293, 189392), (304, 182539), (356, 155876), (532, 104308), (586, 94696), (623, 89072), (712, 77938), (1064, 52154), (1172, 47348), (1246, 44536), (1424, 38969), (1691, 32816), (2051, 27056), (2128, 26077), (2344, 23674), (2492, 22268), (3382, 16408), (4102, 13528), (4688, 11837), (4984, 11134), (5567, 9968), (6764, 8204)]