645062656

素因数分解:

$2^{13}\times 7^2\times {\mathrm{1607}}^1$

素因数の和:1647

約数の個数: 84

約数和(自身を含む): 1501600248

約数和(自身を除く): 856537592

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, 1607, 1792, 2048, 3136, 3214, 3584, 4096, 6272, 6428, 7168, 8192, 11249, 12544, 12856, 14336, 22498, 25088, 25712, 28672, 44996, 50176, 51424, 57344, 78743, 89992, 100352, 102848, 157486, 179984, 200704, 205696, 314972, 359968, 401408, 411392, 629944, 719936, 822784, 1259888, 1439872, 1645568, 2519776, 2879744, 3291136, 5039552, 5759488, 6582272, 10079104, 11518976, 13164544, 20158208, 23037952, 40316416, 46075904, 80632832, 92151808, 161265664, 322531328, 645062656]

約数ペア:

[(1, 645062656), (2, 322531328), (4, 161265664), (7, 92151808), (8, 80632832), (14, 46075904), (16, 40316416), (28, 23037952), (32, 20158208), (49, 13164544), (56, 11518976), (64, 10079104), (98, 6582272), (112, 5759488), (128, 5039552), (196, 3291136), (224, 2879744), (256, 2519776), (392, 1645568), (448, 1439872), (512, 1259888), (784, 822784), (896, 719936), (1024, 629944), (1568, 411392), (1607, 401408), (1792, 359968), (2048, 314972), (3136, 205696), (3214, 200704), (3584, 179984), (4096, 157486), (6272, 102848), (6428, 100352), (7168, 89992), (8192, 78743), (11249, 57344), (12544, 51424), (12856, 50176), (14336, 44996), (22498, 28672), (25088, 25712)]