131123856

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 380654208

約数和(自身を除く): 249530352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 43, 48, 51, 68, 74, 86, 101, 102, 111, 129, 136, 148, 172, 202, 204, 222, 258, 272, 296, 303, 344, 404, 408, 444, 516, 592, 606, 629, 688, 731, 808, 816, 888, 1032, 1212, 1258, 1462, 1591, 1616, 1717, 1776, 1887, 2064, 2193, 2424, 2516, 2924, 3182, 3434, 3737, 3774, 4343, 4386, 4773, 4848, 5032, 5151, 5848, 6364, 6868, 7474, 7548, 8686, 8772, 9546, 10064, 10302, 11211, 11696, 12728, 13029, 13736, 14948, 15096, 17372, 17544, 19092, 20604, 22422, 25456, 26058, 27047, 27472, 29896, 30192, 34744, 35088, 38184, 41208, 44844, 52116, 54094, 59792, 63529, 69488, 73831, 76368, 81141, 82416, 89688, 104232, 108188, 127058, 147662, 160691, 162282, 179376, 190587, 208464, 216376, 221493, 254116, 295324, 321382, 324564, 381174, 432752, 442986, 482073, 508232, 590648, 642764, 649128, 762348, 885972, 964146, 1016464, 1181296, 1285528, 1298256, 1524696, 1771944, 1928292, 2571056, 2731747, 3049392, 3543888, 3856584, 5463494, 7713168, 8195241, 10926988, 16390482, 21853976, 32780964, 43707952, 65561928, 131123856]

約数ペア:

[(1, 131123856), (2, 65561928), (3, 43707952), (4, 32780964), (6, 21853976), (8, 16390482), (12, 10926988), (16, 8195241), (17, 7713168), (24, 5463494), (34, 3856584), (37, 3543888), (43, 3049392), (48, 2731747), (51, 2571056), (68, 1928292), (74, 1771944), (86, 1524696), (101, 1298256), (102, 1285528), (111, 1181296), (129, 1016464), (136, 964146), (148, 885972), (172, 762348), (202, 649128), (204, 642764), (222, 590648), (258, 508232), (272, 482073), (296, 442986), (303, 432752), (344, 381174), (404, 324564), (408, 321382), (444, 295324), (516, 254116), (592, 221493), (606, 216376), (629, 208464), (688, 190587), (731, 179376), (808, 162282), (816, 160691), (888, 147662), (1032, 127058), (1212, 108188), (1258, 104232), (1462, 89688), (1591, 82416), (1616, 81141), (1717, 76368), (1776, 73831), (1887, 69488), (2064, 63529), (2193, 59792), (2424, 54094), (2516, 52116), (2924, 44844), (3182, 41208), (3434, 38184), (3737, 35088), (3774, 34744), (4343, 30192), (4386, 29896), (4773, 27472), (4848, 27047), (5032, 26058), (5151, 25456), (5848, 22422), (6364, 20604), (6868, 19092), (7474, 17544), (7548, 17372), (8686, 15096), (8772, 14948), (9546, 13736), (10064, 13029), (10302, 12728), (11211, 11696)]