51447340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4129}}^1$

素因数の和:4234

約数の個数: 48

約数和(自身を含む): 124891200

約数和(自身を除く): 73443860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 4129, 6230, 8258, 12460, 16516, 20645, 28903, 41290, 57806, 82580, 115612, 144515, 289030, 367481, 578060, 734962, 1469924, 1837405, 2572367, 3674810, 5144734, 7349620, 10289468, 12861835, 25723670, 51447340]

約数ペア:

[(1, 51447340), (2, 25723670), (4, 12861835), (5, 10289468), (7, 7349620), (10, 5144734), (14, 3674810), (20, 2572367), (28, 1837405), (35, 1469924), (70, 734962), (89, 578060), (140, 367481), (178, 289030), (356, 144515), (445, 115612), (623, 82580), (890, 57806), (1246, 41290), (1780, 28903), (2492, 20645), (3115, 16516), (4129, 12460), (6230, 8258)]