316391456

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1619}}^1$

素因数の和:1857

約数の個数: 48

約数和(自身を含む): 646652160

約数和(自身を除く): 330260704

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 197, 248, 394, 496, 788, 992, 1576, 1619, 3152, 3238, 6107, 6304, 6476, 12214, 12952, 24428, 25904, 48856, 50189, 51808, 97712, 100378, 195424, 200756, 318943, 401512, 637886, 803024, 1275772, 1606048, 2551544, 5103088, 9887233, 10206176, 19774466, 39548932, 79097864, 158195728, 316391456]

約数ペア:

[(1, 316391456), (2, 158195728), (4, 79097864), (8, 39548932), (16, 19774466), (31, 10206176), (32, 9887233), (62, 5103088), (124, 2551544), (197, 1606048), (248, 1275772), (394, 803024), (496, 637886), (788, 401512), (992, 318943), (1576, 200756), (1619, 195424), (3152, 100378), (3238, 97712), (6107, 51808), (6304, 50189), (6476, 48856), (12214, 25904), (12952, 24428)]