81569808

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:446

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 175556592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 29, 34, 36, 48, 51, 54, 58, 68, 72, 87, 102, 108, 116, 136, 144, 153, 174, 204, 216, 232, 261, 272, 306, 348, 383, 408, 432, 459, 464, 493, 522, 612, 696, 766, 783, 816, 918, 986, 1044, 1149, 1224, 1392, 1479, 1532, 1566, 1836, 1972, 2088, 2298, 2448, 2958, 3064, 3132, 3447, 3672, 3944, 4176, 4437, 4596, 5916, 6128, 6264, 6511, 6894, 7344, 7888, 8874, 9192, 10341, 11107, 11832, 12528, 13022, 13311, 13788, 17748, 18384, 19533, 20682, 22214, 23664, 26044, 26622, 27576, 33321, 35496, 39066, 41364, 44428, 52088, 53244, 55152, 58599, 66642, 70992, 78132, 82728, 88856, 99963, 104176, 106488, 117198, 133284, 156264, 165456, 175797, 177712, 188819, 199926, 212976, 234396, 266568, 299889, 312528, 351594, 377638, 399852, 468792, 533136, 566457, 599778, 703188, 755276, 799704, 937584, 1132914, 1199556, 1406376, 1510552, 1599408, 1699371, 2265828, 2399112, 2812752, 3021104, 3398742, 4531656, 4798224, 5098113, 6797484, 9063312, 10196226, 13594968, 20392452, 27189936, 40784904, 81569808]

約数ペア:

[(1, 81569808), (2, 40784904), (3, 27189936), (4, 20392452), (6, 13594968), (8, 10196226), (9, 9063312), (12, 6797484), (16, 5098113), (17, 4798224), (18, 4531656), (24, 3398742), (27, 3021104), (29, 2812752), (34, 2399112), (36, 2265828), (48, 1699371), (51, 1599408), (54, 1510552), (58, 1406376), (68, 1199556), (72, 1132914), (87, 937584), (102, 799704), (108, 755276), (116, 703188), (136, 599778), (144, 566457), (153, 533136), (174, 468792), (204, 399852), (216, 377638), (232, 351594), (261, 312528), (272, 299889), (306, 266568), (348, 234396), (383, 212976), (408, 199926), (432, 188819), (459, 177712), (464, 175797), (493, 165456), (522, 156264), (612, 133284), (696, 117198), (766, 106488), (783, 104176), (816, 99963), (918, 88856), (986, 82728), (1044, 78132), (1149, 70992), (1224, 66642), (1392, 58599), (1479, 55152), (1532, 53244), (1566, 52088), (1836, 44428), (1972, 41364), (2088, 39066), (2298, 35496), (2448, 33321), (2958, 27576), (3064, 26622), (3132, 26044), (3447, 23664), (3672, 22214), (3944, 20682), (4176, 19533), (4437, 18384), (4596, 17748), (5916, 13788), (6128, 13311), (6264, 13022), (6511, 12528), (6894, 11832), (7344, 11107), (7888, 10341), (8874, 9192)]