205520896

素因数分解:

$2^{22}\times 7^2$

素因数の和:58

約数の個数: 69

約数和(自身を含む): 478150599

約数和(自身を除く): 272629703

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 2048, 3136, 3584, 4096, 6272, 7168, 8192, 12544, 14336, 16384, 25088, 28672, 32768, 50176, 57344, 65536, 100352, 114688, 131072, 200704, 229376, 262144, 401408, 458752, 524288, 802816, 917504, 1048576, 1605632, 1835008, 2097152, 3211264, 3670016, 4194304, 6422528, 7340032, 12845056, 14680064, 25690112, 29360128, 51380224, 102760448, 205520896]

約数ペア:

[(1, 205520896), (2, 102760448), (4, 51380224), (7, 29360128), (8, 25690112), (14, 14680064), (16, 12845056), (28, 7340032), (32, 6422528), (49, 4194304), (56, 3670016), (64, 3211264), (98, 2097152), (112, 1835008), (128, 1605632), (196, 1048576), (224, 917504), (256, 802816), (392, 524288), (448, 458752), (512, 401408), (784, 262144), (896, 229376), (1024, 200704), (1568, 131072), (1792, 114688), (2048, 100352), (3136, 65536), (3584, 57344), (4096, 50176), (6272, 32768), (7168, 28672), (8192, 25088), (12544, 16384)]