66393568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 144135936

約数和(自身を除く): 77742368

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 127, 136, 248, 254, 272, 496, 508, 527, 544, 961, 992, 1016, 1054, 1922, 2032, 2108, 2159, 3844, 3937, 4064, 4216, 4318, 7688, 7874, 8432, 8636, 15376, 15748, 16337, 16864, 17272, 30752, 31496, 32674, 34544, 62992, 65348, 66929, 69088, 122047, 125984, 130696, 133858, 244094, 261392, 267716, 488188, 522784, 535432, 976376, 1070864, 1952752, 2074799, 2141728, 3905504, 4149598, 8299196, 16598392, 33196784, 66393568]

約数ペア:

[(1, 66393568), (2, 33196784), (4, 16598392), (8, 8299196), (16, 4149598), (17, 3905504), (31, 2141728), (32, 2074799), (34, 1952752), (62, 1070864), (68, 976376), (124, 535432), (127, 522784), (136, 488188), (248, 267716), (254, 261392), (272, 244094), (496, 133858), (508, 130696), (527, 125984), (544, 122047), (961, 69088), (992, 66929), (1016, 65348), (1054, 62992), (1922, 34544), (2032, 32674), (2108, 31496), (2159, 30752), (3844, 17272), (3937, 16864), (4064, 16337), (4216, 15748), (4318, 15376), (7688, 8636), (7874, 8432)]