51641968

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10723}}^1$

素因数の和:10781

約数の個数: 40

約数和(自身を含む): 117020288

約数和(自身を除く): 65378320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 10723, 21446, 42892, 75061, 85784, 150122, 171568, 300244, 461089, 600488, 922178, 1200976, 1844356, 3227623, 3688712, 6455246, 7377424, 12910492, 25820984, 51641968]

約数ペア:

[(1, 51641968), (2, 25820984), (4, 12910492), (7, 7377424), (8, 6455246), (14, 3688712), (16, 3227623), (28, 1844356), (43, 1200976), (56, 922178), (86, 600488), (112, 461089), (172, 300244), (301, 171568), (344, 150122), (602, 85784), (688, 75061), (1204, 42892), (2408, 21446), (4816, 10723)]