81570944

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 205632000

約数和(自身を除く): 124061056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 47, 52, 56, 64, 91, 94, 104, 112, 128, 149, 182, 188, 208, 224, 298, 329, 364, 376, 416, 448, 596, 611, 658, 728, 752, 832, 896, 1043, 1192, 1222, 1316, 1456, 1504, 1664, 1937, 2086, 2384, 2444, 2632, 2912, 3008, 3874, 4172, 4277, 4768, 4888, 5264, 5824, 6016, 7003, 7748, 8344, 8554, 9536, 9776, 10528, 11648, 13559, 14006, 15496, 16688, 17108, 19072, 19552, 21056, 27118, 28012, 30992, 33376, 34216, 39104, 42112, 49021, 54236, 56024, 61984, 66752, 68432, 78208, 91039, 98042, 108472, 112048, 123968, 133504, 136864, 182078, 196084, 216944, 224096, 247936, 273728, 364156, 392168, 433888, 448192, 547456, 637273, 728312, 784336, 867776, 896384, 1274546, 1456624, 1568672, 1735552, 2549092, 2913248, 3137344, 5098184, 5826496, 6274688, 10196368, 11652992, 20392736, 40785472, 81570944]

約数ペア:

[(1, 81570944), (2, 40785472), (4, 20392736), (7, 11652992), (8, 10196368), (13, 6274688), (14, 5826496), (16, 5098184), (26, 3137344), (28, 2913248), (32, 2549092), (47, 1735552), (52, 1568672), (56, 1456624), (64, 1274546), (91, 896384), (94, 867776), (104, 784336), (112, 728312), (128, 637273), (149, 547456), (182, 448192), (188, 433888), (208, 392168), (224, 364156), (298, 273728), (329, 247936), (364, 224096), (376, 216944), (416, 196084), (448, 182078), (596, 136864), (611, 133504), (658, 123968), (728, 112048), (752, 108472), (832, 98042), (896, 91039), (1043, 78208), (1192, 68432), (1222, 66752), (1316, 61984), (1456, 56024), (1504, 54236), (1664, 49021), (1937, 42112), (2086, 39104), (2384, 34216), (2444, 33376), (2632, 30992), (2912, 28012), (3008, 27118), (3874, 21056), (4172, 19552), (4277, 19072), (4768, 17108), (4888, 16688), (5264, 15496), (5824, 14006), (6016, 13559), (7003, 11648), (7748, 10528), (8344, 9776), (8554, 9536)]