55580945

素因数分解:

$5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{2549}}^1$

素因数の和:2657

約数の個数: 24

約数和(自身を含む): 78489000

約数和(自身を除く): 22908055

約数列:

[1, 5, 7, 35, 49, 89, 245, 445, 623, 2549, 3115, 4361, 12745, 17843, 21805, 89215, 124901, 226861, 624505, 1134305, 1588027, 7940135, 11116189, 55580945]

約数ペア:

[(1, 55580945), (5, 11116189), (7, 7940135), (35, 1588027), (49, 1134305), (89, 624505), (245, 226861), (445, 124901), (623, 89215), (2549, 21805), (3115, 17843), (4361, 12745)]