1657305856

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4799}}^1$

素因数の和:4905

約数の個数: 72

約数和(自身を含む): 3532032000

約数和(自身を除く): 1874726144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 71, 76, 128, 142, 152, 256, 284, 304, 568, 608, 1136, 1216, 1349, 2272, 2432, 2698, 4544, 4799, 4864, 5396, 9088, 9598, 10792, 18176, 19196, 21584, 38392, 43168, 76784, 86336, 91181, 153568, 172672, 182362, 307136, 340729, 345344, 364724, 614272, 681458, 729448, 1228544, 1362916, 1458896, 2725832, 2917792, 5451664, 5835584, 6473851, 10903328, 11671168, 12947702, 21806656, 23342336, 25895404, 43613312, 51790808, 87226624, 103581616, 207163232, 414326464, 828652928, 1657305856]

約数ペア:

[(1, 1657305856), (2, 828652928), (4, 414326464), (8, 207163232), (16, 103581616), (19, 87226624), (32, 51790808), (38, 43613312), (64, 25895404), (71, 23342336), (76, 21806656), (128, 12947702), (142, 11671168), (152, 10903328), (256, 6473851), (284, 5835584), (304, 5451664), (568, 2917792), (608, 2725832), (1136, 1458896), (1216, 1362916), (1349, 1228544), (2272, 729448), (2432, 681458), (2698, 614272), (4544, 364724), (4799, 345344), (4864, 340729), (5396, 307136), (9088, 182362), (9598, 172672), (10792, 153568), (18176, 91181), (19196, 86336), (21584, 76784), (38392, 43168)]