85105748

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 188762112

約数和(自身を除く): 103656364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 127, 182, 196, 254, 263, 364, 508, 526, 637, 889, 1052, 1274, 1651, 1778, 1841, 2548, 3302, 3419, 3556, 3682, 6223, 6604, 6838, 7364, 11557, 12446, 12887, 13676, 23114, 23933, 24892, 25774, 33401, 46228, 47866, 51548, 66802, 80899, 95732, 133604, 161798, 167531, 233807, 323596, 335062, 434213, 467614, 670124, 868426, 935228, 1636649, 1736852, 3039491, 3273298, 6078982, 6546596, 12157964, 21276437, 42552874, 85105748]

約数ペア:

[(1, 85105748), (2, 42552874), (4, 21276437), (7, 12157964), (13, 6546596), (14, 6078982), (26, 3273298), (28, 3039491), (49, 1736852), (52, 1636649), (91, 935228), (98, 868426), (127, 670124), (182, 467614), (196, 434213), (254, 335062), (263, 323596), (364, 233807), (508, 167531), (526, 161798), (637, 133604), (889, 95732), (1052, 80899), (1274, 66802), (1651, 51548), (1778, 47866), (1841, 46228), (2548, 33401), (3302, 25774), (3419, 24892), (3556, 23933), (3682, 23114), (6223, 13676), (6604, 12887), (6838, 12446), (7364, 11557)]