86868640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 220041360

約数和(自身を除く): 133172720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 109, 136, 160, 170, 218, 272, 293, 340, 436, 544, 545, 586, 680, 872, 1090, 1172, 1360, 1465, 1744, 1853, 2180, 2344, 2720, 2930, 3488, 3706, 4360, 4688, 4981, 5860, 7412, 8720, 9265, 9376, 9962, 11720, 14824, 17440, 18530, 19924, 23440, 24905, 29648, 31937, 37060, 39848, 46880, 49810, 59296, 63874, 74120, 79696, 99620, 127748, 148240, 159392, 159685, 199240, 255496, 296480, 319370, 398480, 510992, 542929, 638740, 796960, 1021984, 1085858, 1277480, 2171716, 2554960, 2714645, 4343432, 5109920, 5429290, 8686864, 10858580, 17373728, 21717160, 43434320, 86868640]

約数ペア:

[(1, 86868640), (2, 43434320), (4, 21717160), (5, 17373728), (8, 10858580), (10, 8686864), (16, 5429290), (17, 5109920), (20, 4343432), (32, 2714645), (34, 2554960), (40, 2171716), (68, 1277480), (80, 1085858), (85, 1021984), (109, 796960), (136, 638740), (160, 542929), (170, 510992), (218, 398480), (272, 319370), (293, 296480), (340, 255496), (436, 199240), (544, 159685), (545, 159392), (586, 148240), (680, 127748), (872, 99620), (1090, 79696), (1172, 74120), (1360, 63874), (1465, 59296), (1744, 49810), (1853, 46880), (2180, 39848), (2344, 37060), (2720, 31937), (2930, 29648), (3488, 24905), (3706, 23440), (4360, 19924), (4688, 18530), (4981, 17440), (5860, 14824), (7412, 11720), (8720, 9962), (9265, 9376)]