257729024

素因数分解:

$2^9\times 7^2\times {\mathrm{10273}}^1$

素因数の和:10305

約数の個数: 60

約数和(自身を含む): 599087214

約数和(自身を除く): 341358190

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, 1568, 1792, 3136, 3584, 6272, 10273, 12544, 20546, 25088, 41092, 71911, 82184, 143822, 164368, 287644, 328736, 503377, 575288, 657472, 1006754, 1150576, 1314944, 2013508, 2301152, 2629888, 4027016, 4602304, 5259776, 8054032, 9204608, 16108064, 18409216, 32216128, 36818432, 64432256, 128864512, 257729024]

約数ペア:

[(1, 257729024), (2, 128864512), (4, 64432256), (7, 36818432), (8, 32216128), (14, 18409216), (16, 16108064), (28, 9204608), (32, 8054032), (49, 5259776), (56, 4602304), (64, 4027016), (98, 2629888), (112, 2301152), (128, 2013508), (196, 1314944), (224, 1150576), (256, 1006754), (392, 657472), (448, 575288), (512, 503377), (784, 328736), (896, 287644), (1568, 164368), (1792, 143822), (3136, 82184), (3584, 71911), (6272, 41092), (10273, 25088), (12544, 20546)]