51307776

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:609

約数の個数: 144

約数和(自身を含む): 163683520

約数和(自身を除く): 112375744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 256, 288, 312, 351, 384, 416, 432, 468, 571, 576, 624, 702, 768, 832, 864, 936, 1142, 1152, 1248, 1404, 1664, 1713, 1728, 1872, 2284, 2304, 2496, 2808, 3328, 3426, 3456, 3744, 4568, 4992, 5139, 5616, 6852, 6912, 7423, 7488, 9136, 9984, 10278, 11232, 13704, 14846, 14976, 15417, 18272, 20556, 22269, 22464, 27408, 29692, 29952, 30834, 36544, 41112, 44538, 44928, 54816, 59384, 61668, 66807, 73088, 82224, 89076, 89856, 109632, 118768, 123336, 133614, 146176, 164448, 178152, 200421, 219264, 237536, 246672, 267228, 328896, 356304, 400842, 438528, 475072, 493344, 534456, 657792, 712608, 801684, 950144, 986688, 1068912, 1315584, 1425216, 1603368, 1900288, 1973376, 2137824, 2850432, 3206736, 3946752, 4275648, 5700864, 6413472, 8551296, 12826944, 17102592, 25653888, 51307776]

約数ペア:

[(1, 51307776), (2, 25653888), (3, 17102592), (4, 12826944), (6, 8551296), (8, 6413472), (9, 5700864), (12, 4275648), (13, 3946752), (16, 3206736), (18, 2850432), (24, 2137824), (26, 1973376), (27, 1900288), (32, 1603368), (36, 1425216), (39, 1315584), (48, 1068912), (52, 986688), (54, 950144), (64, 801684), (72, 712608), (78, 657792), (96, 534456), (104, 493344), (108, 475072), (117, 438528), (128, 400842), (144, 356304), (156, 328896), (192, 267228), (208, 246672), (216, 237536), (234, 219264), (256, 200421), (288, 178152), (312, 164448), (351, 146176), (384, 133614), (416, 123336), (432, 118768), (468, 109632), (571, 89856), (576, 89076), (624, 82224), (702, 73088), (768, 66807), (832, 61668), (864, 59384), (936, 54816), (1142, 44928), (1152, 44538), (1248, 41112), (1404, 36544), (1664, 30834), (1713, 29952), (1728, 29692), (1872, 27408), (2284, 22464), (2304, 22269), (2496, 20556), (2808, 18272), (3328, 15417), (3426, 14976), (3456, 14846), (3744, 13704), (4568, 11232), (4992, 10278), (5139, 9984), (5616, 9136), (6852, 7488), (6912, 7423)]