158195728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1619}}^1$

素因数の和:1855

約数の個数: 40

約数和(自身を含む): 318193920

約数和(自身を除く): 159998192

約数列:

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

約数ペア:

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