64927744

素因数分解:

$2^{11}\times 7^2\times {\mathrm{647}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 151252920

約数和(自身を除く): 86325176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 647, 784, 896, 1024, 1294, 1568, 1792, 2048, 2588, 3136, 3584, 4529, 5176, 6272, 7168, 9058, 10352, 12544, 14336, 18116, 20704, 25088, 31703, 36232, 41408, 50176, 63406, 72464, 82816, 100352, 126812, 144928, 165632, 253624, 289856, 331264, 507248, 579712, 662528, 1014496, 1159424, 1325056, 2028992, 2318848, 4057984, 4637696, 8115968, 9275392, 16231936, 32463872, 64927744]

約数ペア:

[(1, 64927744), (2, 32463872), (4, 16231936), (7, 9275392), (8, 8115968), (14, 4637696), (16, 4057984), (28, 2318848), (32, 2028992), (49, 1325056), (56, 1159424), (64, 1014496), (98, 662528), (112, 579712), (128, 507248), (196, 331264), (224, 289856), (256, 253624), (392, 165632), (448, 144928), (512, 126812), (647, 100352), (784, 82816), (896, 72464), (1024, 63406), (1294, 50176), (1568, 41408), (1792, 36232), (2048, 31703), (2588, 25088), (3136, 20704), (3584, 18116), (4529, 14336), (5176, 12544), (6272, 10352), (7168, 9058)]