80205552

素因数分解:

$2^4\times 3^5\times 7^2\times {\mathrm{421}}^1$

素因数の和:458

約数の個数: 180

約数和(自身を含む): 271425336

約数和(自身を除く): 191219784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 243, 252, 294, 324, 336, 378, 392, 421, 432, 441, 486, 504, 567, 588, 648, 756, 784, 842, 882, 972, 1008, 1134, 1176, 1263, 1296, 1323, 1512, 1684, 1701, 1764, 1944, 2268, 2352, 2526, 2646, 2947, 3024, 3368, 3402, 3528, 3789, 3888, 3969, 4536, 5052, 5292, 5894, 6736, 6804, 7056, 7578, 7938, 8841, 9072, 10104, 10584, 11367, 11788, 11907, 13608, 15156, 15876, 17682, 20208, 20629, 21168, 22734, 23576, 23814, 26523, 27216, 30312, 31752, 34101, 35364, 41258, 45468, 47152, 47628, 53046, 60624, 61887, 63504, 68202, 70728, 79569, 82516, 90936, 95256, 102303, 106092, 123774, 136404, 141456, 159138, 165032, 181872, 185661, 190512, 204606, 212184, 238707, 247548, 272808, 318276, 330064, 371322, 409212, 424368, 477414, 495096, 545616, 556983, 636552, 716121, 742644, 818424, 954828, 990192, 1113966, 1273104, 1432242, 1485288, 1636848, 1670949, 1909656, 2227932, 2864484, 2970576, 3341898, 3819312, 4455864, 5012847, 5728968, 6683796, 8911728, 10025694, 11457936, 13367592, 20051388, 26735184, 40102776, 80205552]

約数ペア:

[(1, 80205552), (2, 40102776), (3, 26735184), (4, 20051388), (6, 13367592), (7, 11457936), (8, 10025694), (9, 8911728), (12, 6683796), (14, 5728968), (16, 5012847), (18, 4455864), (21, 3819312), (24, 3341898), (27, 2970576), (28, 2864484), (36, 2227932), (42, 1909656), (48, 1670949), (49, 1636848), (54, 1485288), (56, 1432242), (63, 1273104), (72, 1113966), (81, 990192), (84, 954828), (98, 818424), (108, 742644), (112, 716121), (126, 636552), (144, 556983), (147, 545616), (162, 495096), (168, 477414), (189, 424368), (196, 409212), (216, 371322), (243, 330064), (252, 318276), (294, 272808), (324, 247548), (336, 238707), (378, 212184), (392, 204606), (421, 190512), (432, 185661), (441, 181872), (486, 165032), (504, 159138), (567, 141456), (588, 136404), (648, 123774), (756, 106092), (784, 102303), (842, 95256), (882, 90936), (972, 82516), (1008, 79569), (1134, 70728), (1176, 68202), (1263, 63504), (1296, 61887), (1323, 60624), (1512, 53046), (1684, 47628), (1701, 47152), (1764, 45468), (1944, 41258), (2268, 35364), (2352, 34101), (2526, 31752), (2646, 30312), (2947, 27216), (3024, 26523), (3368, 23814), (3402, 23576), (3528, 22734), (3789, 21168), (3888, 20629), (3969, 20208), (4536, 17682), (5052, 15876), (5292, 15156), (5894, 13608), (6736, 11907), (6804, 11788), (7056, 11367), (7578, 10584), (7938, 10104), (8841, 9072)]