255764992

素因数分解:

$2^9\times 7^1\times {\mathrm{71363}}^1$

素因数の和:71388

約数の個数: 40

約数和(自身を含む): 584042976

約数和(自身を除く): 328277984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 71363, 142726, 285452, 499541, 570904, 999082, 1141808, 1998164, 2283616, 3996328, 4567232, 7992656, 9134464, 15985312, 18268928, 31970624, 36537856, 63941248, 127882496, 255764992]

約数ペア:

[(1, 255764992), (2, 127882496), (4, 63941248), (7, 36537856), (8, 31970624), (14, 18268928), (16, 15985312), (28, 9134464), (32, 7992656), (56, 4567232), (64, 3996328), (112, 2283616), (128, 1998164), (224, 1141808), (256, 999082), (448, 570904), (512, 499541), (896, 285452), (1792, 142726), (3584, 71363)]