645922816

素因数分解:

$2^{23}\times 7^1\times {\mathrm{11}}^1$

素因数の和:64

約数の個数: 96

約数和(自身を含む): 1610612640

約数和(自身を除く): 964689824

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 512, 616, 704, 896, 1024, 1232, 1408, 1792, 2048, 2464, 2816, 3584, 4096, 4928, 5632, 7168, 8192, 9856, 11264, 14336, 16384, 19712, 22528, 28672, 32768, 39424, 45056, 57344, 65536, 78848, 90112, 114688, 131072, 157696, 180224, 229376, 262144, 315392, 360448, 458752, 524288, 630784, 720896, 917504, 1048576, 1261568, 1441792, 1835008, 2097152, 2523136, 2883584, 3670016, 4194304, 5046272, 5767168, 7340032, 8388608, 10092544, 11534336, 14680064, 20185088, 23068672, 29360128, 40370176, 46137344, 58720256, 80740352, 92274688, 161480704, 322961408, 645922816]

約数ペア:

[(1, 645922816), (2, 322961408), (4, 161480704), (7, 92274688), (8, 80740352), (11, 58720256), (14, 46137344), (16, 40370176), (22, 29360128), (28, 23068672), (32, 20185088), (44, 14680064), (56, 11534336), (64, 10092544), (77, 8388608), (88, 7340032), (112, 5767168), (128, 5046272), (154, 4194304), (176, 3670016), (224, 2883584), (256, 2523136), (308, 2097152), (352, 1835008), (448, 1441792), (512, 1261568), (616, 1048576), (704, 917504), (896, 720896), (1024, 630784), (1232, 524288), (1408, 458752), (1792, 360448), (2048, 315392), (2464, 262144), (2816, 229376), (3584, 180224), (4096, 157696), (4928, 131072), (5632, 114688), (7168, 90112), (8192, 78848), (9856, 65536), (11264, 57344), (14336, 45056), (16384, 39424), (19712, 32768), (22528, 28672)]