81862144

素因数分解:

$2^9\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 120

約数和(自身を含む): 205721208

約数和(自身を除く): 123859064

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 251, 256, 364, 392, 416, 448, 502, 512, 637, 728, 784, 832, 896, 1004, 1274, 1456, 1568, 1664, 1757, 1792, 2008, 2548, 2912, 3136, 3263, 3328, 3514, 3584, 4016, 5096, 5824, 6272, 6526, 6656, 7028, 8032, 10192, 11648, 12299, 12544, 13052, 14056, 16064, 20384, 22841, 23296, 24598, 25088, 26104, 28112, 32128, 40768, 45682, 46592, 49196, 52208, 56224, 64256, 81536, 91364, 98392, 104416, 112448, 128512, 159887, 163072, 182728, 196784, 208832, 224896, 319774, 326144, 365456, 393568, 417664, 449792, 639548, 730912, 787136, 835328, 899584, 1279096, 1461824, 1574272, 1670656, 2558192, 2923648, 3148544, 5116384, 5847296, 6297088, 10232768, 11694592, 20465536, 40931072, 81862144]

約数ペア:

[(1, 81862144), (2, 40931072), (4, 20465536), (7, 11694592), (8, 10232768), (13, 6297088), (14, 5847296), (16, 5116384), (26, 3148544), (28, 2923648), (32, 2558192), (49, 1670656), (52, 1574272), (56, 1461824), (64, 1279096), (91, 899584), (98, 835328), (104, 787136), (112, 730912), (128, 639548), (182, 449792), (196, 417664), (208, 393568), (224, 365456), (251, 326144), (256, 319774), (364, 224896), (392, 208832), (416, 196784), (448, 182728), (502, 163072), (512, 159887), (637, 128512), (728, 112448), (784, 104416), (832, 98392), (896, 91364), (1004, 81536), (1274, 64256), (1456, 56224), (1568, 52208), (1664, 49196), (1757, 46592), (1792, 45682), (2008, 40768), (2548, 32128), (2912, 28112), (3136, 26104), (3263, 25088), (3328, 24598), (3514, 23296), (3584, 22841), (4016, 20384), (5096, 16064), (5824, 14056), (6272, 13052), (6526, 12544), (6656, 12299), (7028, 11648), (8032, 10192)]