65643760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 191987712

約数和(自身を除く): 126343952

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 127, 130, 140, 142, 182, 208, 254, 260, 280, 284, 355, 364, 455, 497, 508, 520, 560, 568, 635, 710, 728, 889, 910, 923, 994, 1016, 1040, 1136, 1270, 1420, 1456, 1651, 1778, 1820, 1846, 1988, 2032, 2485, 2540, 2840, 3302, 3556, 3640, 3692, 3976, 4445, 4615, 4970, 5080, 5680, 6461, 6604, 7112, 7280, 7384, 7952, 8255, 8890, 9017, 9230, 9940, 10160, 11557, 12922, 13208, 14224, 14768, 16510, 17780, 18034, 18460, 19880, 23114, 25844, 26416, 32305, 33020, 35560, 36068, 36920, 39760, 45085, 46228, 51688, 57785, 63119, 64610, 66040, 71120, 72136, 73840, 90170, 92456, 103376, 115570, 117221, 126238, 129220, 132080, 144272, 180340, 184912, 231140, 234442, 252476, 258440, 315595, 360680, 462280, 468884, 504952, 516880, 586105, 631190, 721360, 820547, 924560, 937768, 1009904, 1172210, 1262380, 1641094, 1875536, 2344420, 2524760, 3282188, 4102735, 4688840, 5049520, 6564376, 8205470, 9377680, 13128752, 16410940, 32821880, 65643760]

約数ペア:

[(1, 65643760), (2, 32821880), (4, 16410940), (5, 13128752), (7, 9377680), (8, 8205470), (10, 6564376), (13, 5049520), (14, 4688840), (16, 4102735), (20, 3282188), (26, 2524760), (28, 2344420), (35, 1875536), (40, 1641094), (52, 1262380), (56, 1172210), (65, 1009904), (70, 937768), (71, 924560), (80, 820547), (91, 721360), (104, 631190), (112, 586105), (127, 516880), (130, 504952), (140, 468884), (142, 462280), (182, 360680), (208, 315595), (254, 258440), (260, 252476), (280, 234442), (284, 231140), (355, 184912), (364, 180340), (455, 144272), (497, 132080), (508, 129220), (520, 126238), (560, 117221), (568, 115570), (635, 103376), (710, 92456), (728, 90170), (889, 73840), (910, 72136), (923, 71120), (994, 66040), (1016, 64610), (1040, 63119), (1136, 57785), (1270, 51688), (1420, 46228), (1456, 45085), (1651, 39760), (1778, 36920), (1820, 36068), (1846, 35560), (1988, 33020), (2032, 32305), (2485, 26416), (2540, 25844), (2840, 23114), (3302, 19880), (3556, 18460), (3640, 18034), (3692, 17780), (3976, 16510), (4445, 14768), (4615, 14224), (4970, 13208), (5080, 12922), (5680, 11557), (6461, 10160), (6604, 9940), (7112, 9230), (7280, 9017), (7384, 8890), (7952, 8255)]