61212560

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7151}}^1$

素因数の和:7271

約数の個数: 40

約数和(自身を含む): 143669376

約数和(自身を除く): 82456816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 7151, 8560, 14302, 28604, 35755, 57208, 71510, 114416, 143020, 286040, 572080, 765157, 1530314, 3060628, 3825785, 6121256, 7651570, 12242512, 15303140, 30606280, 61212560]

約数ペア:

[(1, 61212560), (2, 30606280), (4, 15303140), (5, 12242512), (8, 7651570), (10, 6121256), (16, 3825785), (20, 3060628), (40, 1530314), (80, 765157), (107, 572080), (214, 286040), (428, 143020), (535, 114416), (856, 71510), (1070, 57208), (1712, 35755), (2140, 28604), (4280, 14302), (7151, 8560)]