129861560

素因数分解:

$2^3\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{3089}}^1$

素因数の和:4151

約数の個数: 32

約数和(自身を含む): 292561200

約数和(自身を除く): 162699640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1051, 2102, 3089, 4204, 5255, 6178, 8408, 10510, 12356, 15445, 21020, 24712, 30890, 42040, 61780, 123560, 3246539, 6493078, 12986156, 16232695, 25972312, 32465390, 64930780, 129861560]

約数ペア:

[(1, 129861560), (2, 64930780), (4, 32465390), (5, 25972312), (8, 16232695), (10, 12986156), (20, 6493078), (40, 3246539), (1051, 123560), (2102, 61780), (3089, 42040), (4204, 30890), (5255, 24712), (6178, 21020), (8408, 15445), (10510, 12356)]