81105528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25409}}^1$

素因数の和:25444

約数の個数: 64

約数和(自身を含む): 243936000

約数和(自身を除く): 162830472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 25409, 50818, 76227, 101636, 152454, 177863, 203272, 304908, 355726, 482771, 533589, 609816, 711452, 965542, 1067178, 1422904, 1448313, 1931084, 2134356, 2896626, 3379397, 3862168, 4268712, 5793252, 6758794, 10138191, 11586504, 13517588, 20276382, 27035176, 40552764, 81105528]

約数ペア:

[(1, 81105528), (2, 40552764), (3, 27035176), (4, 20276382), (6, 13517588), (7, 11586504), (8, 10138191), (12, 6758794), (14, 5793252), (19, 4268712), (21, 3862168), (24, 3379397), (28, 2896626), (38, 2134356), (42, 1931084), (56, 1448313), (57, 1422904), (76, 1067178), (84, 965542), (114, 711452), (133, 609816), (152, 533589), (168, 482771), (228, 355726), (266, 304908), (399, 203272), (456, 177863), (532, 152454), (798, 101636), (1064, 76227), (1596, 50818), (3192, 25409)]