64381184

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1031

約数の個数: 72

約数和(自身を含む): 150994368

約数和(自身を除く): 86613184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 518, 592, 896, 971, 1036, 1184, 1792, 1942, 2072, 2368, 3884, 4144, 4736, 6797, 7768, 8288, 9472, 13594, 15536, 16576, 27188, 31072, 33152, 35927, 54376, 62144, 66304, 71854, 108752, 124288, 143708, 217504, 248576, 251489, 287416, 435008, 502978, 574832, 870016, 1005956, 1149664, 1740032, 2011912, 2299328, 4023824, 4598656, 8047648, 9197312, 16095296, 32190592, 64381184]

約数ペア:

[(1, 64381184), (2, 32190592), (4, 16095296), (7, 9197312), (8, 8047648), (14, 4598656), (16, 4023824), (28, 2299328), (32, 2011912), (37, 1740032), (56, 1149664), (64, 1005956), (74, 870016), (112, 574832), (128, 502978), (148, 435008), (224, 287416), (256, 251489), (259, 248576), (296, 217504), (448, 143708), (518, 124288), (592, 108752), (896, 71854), (971, 66304), (1036, 62144), (1184, 54376), (1792, 35927), (1942, 33152), (2072, 31072), (2368, 27188), (3884, 16576), (4144, 15536), (4736, 13594), (6797, 9472), (7768, 8288)]