51489984

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 168

約数和(自身を含む): 171072048

約数和(自身を除く): 119582064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 56, 64, 78, 84, 91, 96, 98, 104, 112, 147, 156, 168, 182, 192, 196, 208, 224, 273, 294, 312, 336, 364, 392, 416, 421, 448, 546, 588, 624, 637, 672, 728, 784, 832, 842, 1092, 1176, 1248, 1263, 1274, 1344, 1456, 1568, 1684, 1911, 2184, 2352, 2496, 2526, 2548, 2912, 2947, 3136, 3368, 3822, 4368, 4704, 5052, 5096, 5473, 5824, 5894, 6736, 7644, 8736, 8841, 9408, 10104, 10192, 10946, 11788, 13472, 15288, 16419, 17472, 17682, 20208, 20384, 20629, 21892, 23576, 26944, 30576, 32838, 35364, 38311, 40416, 40768, 41258, 43784, 47152, 61152, 61887, 65676, 70728, 76622, 80832, 82516, 87568, 94304, 114933, 122304, 123774, 131352, 141456, 153244, 165032, 175136, 188608, 229866, 247548, 262704, 268177, 282912, 306488, 330064, 350272, 459732, 495096, 525408, 536354, 565824, 612976, 660128, 804531, 919464, 990192, 1050816, 1072708, 1225952, 1320256, 1609062, 1838928, 1980384, 2145416, 2451904, 3218124, 3677856, 3960768, 4290832, 6436248, 7355712, 8581664, 12872496, 17163328, 25744992, 51489984]

約数ペア:

[(1, 51489984), (2, 25744992), (3, 17163328), (4, 12872496), (6, 8581664), (7, 7355712), (8, 6436248), (12, 4290832), (13, 3960768), (14, 3677856), (16, 3218124), (21, 2451904), (24, 2145416), (26, 1980384), (28, 1838928), (32, 1609062), (39, 1320256), (42, 1225952), (48, 1072708), (49, 1050816), (52, 990192), (56, 919464), (64, 804531), (78, 660128), (84, 612976), (91, 565824), (96, 536354), (98, 525408), (104, 495096), (112, 459732), (147, 350272), (156, 330064), (168, 306488), (182, 282912), (192, 268177), (196, 262704), (208, 247548), (224, 229866), (273, 188608), (294, 175136), (312, 165032), (336, 153244), (364, 141456), (392, 131352), (416, 123774), (421, 122304), (448, 114933), (546, 94304), (588, 87568), (624, 82516), (637, 80832), (672, 76622), (728, 70728), (784, 65676), (832, 61887), (842, 61152), (1092, 47152), (1176, 43784), (1248, 41258), (1263, 40768), (1274, 40416), (1344, 38311), (1456, 35364), (1568, 32838), (1684, 30576), (1911, 26944), (2184, 23576), (2352, 21892), (2496, 20629), (2526, 20384), (2548, 20208), (2912, 17682), (2947, 17472), (3136, 16419), (3368, 15288), (3822, 13472), (4368, 11788), (4704, 10946), (5052, 10192), (5096, 10104), (5473, 9408), (5824, 8841), (5894, 8736), (6736, 7644)]