64353536

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 141048264

約数和(自身を除く): 76694728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 256, 317, 416, 488, 634, 793, 832, 976, 1268, 1586, 1664, 1952, 2536, 3172, 3328, 3904, 4121, 5072, 6344, 7808, 8242, 10144, 12688, 15616, 16484, 19337, 20288, 25376, 32968, 38674, 40576, 50752, 65936, 77348, 81152, 101504, 131872, 154696, 203008, 251381, 263744, 309392, 502762, 527488, 618784, 1005524, 1054976, 1237568, 2011048, 2475136, 4022096, 4950272, 8044192, 16088384, 32176768, 64353536]

約数ペア:

[(1, 64353536), (2, 32176768), (4, 16088384), (8, 8044192), (13, 4950272), (16, 4022096), (26, 2475136), (32, 2011048), (52, 1237568), (61, 1054976), (64, 1005524), (104, 618784), (122, 527488), (128, 502762), (208, 309392), (244, 263744), (256, 251381), (317, 203008), (416, 154696), (488, 131872), (634, 101504), (793, 81152), (832, 77348), (976, 65936), (1268, 50752), (1586, 40576), (1664, 38674), (1952, 32968), (2536, 25376), (3172, 20288), (3328, 19337), (3904, 16484), (4121, 15616), (5072, 12688), (6344, 10144), (7808, 8242)]