129781808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 80

約数和(自身を含む): 289981440

約数和(自身を除く): 160199632

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 127, 136, 208, 221, 254, 272, 289, 442, 508, 578, 884, 1016, 1156, 1651, 1768, 2032, 2159, 2312, 3302, 3536, 3757, 4318, 4624, 4913, 6604, 7514, 8636, 9826, 13208, 15028, 17272, 19652, 26416, 28067, 30056, 34544, 36703, 39304, 56134, 60112, 63869, 73406, 78608, 112268, 127738, 146812, 224536, 255476, 293624, 449072, 477139, 510952, 587248, 623951, 954278, 1021904, 1247902, 1908556, 2495804, 3817112, 4991608, 7634224, 8111363, 9983216, 16222726, 32445452, 64890904, 129781808]

約数ペア:

[(1, 129781808), (2, 64890904), (4, 32445452), (8, 16222726), (13, 9983216), (16, 8111363), (17, 7634224), (26, 4991608), (34, 3817112), (52, 2495804), (68, 1908556), (104, 1247902), (127, 1021904), (136, 954278), (208, 623951), (221, 587248), (254, 510952), (272, 477139), (289, 449072), (442, 293624), (508, 255476), (578, 224536), (884, 146812), (1016, 127738), (1156, 112268), (1651, 78608), (1768, 73406), (2032, 63869), (2159, 60112), (2312, 56134), (3302, 39304), (3536, 36703), (3757, 34544), (4318, 30056), (4624, 28067), (4913, 26416), (6604, 19652), (7514, 17272), (8636, 15028), (9826, 13208)]