161265664

素因数分解:

$2^{11}\times 7^2\times {\mathrm{1607}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 375331320

約数和(自身を除く): 214065656

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, 6272, 6428, 7168, 11249, 12544, 12856, 14336, 22498, 25088, 25712, 44996, 50176, 51424, 78743, 89992, 100352, 102848, 157486, 179984, 205696, 314972, 359968, 411392, 629944, 719936, 822784, 1259888, 1439872, 1645568, 2519776, 2879744, 3291136, 5039552, 5759488, 10079104, 11518976, 20158208, 23037952, 40316416, 80632832, 161265664]

約数ペア:

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