55311080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125707}}^1$

素因数の和:125729

約数の個数: 32

約数和(自身を含む): 135764640

約数和(自身を除く): 80453560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 125707, 251414, 502828, 628535, 1005656, 1257070, 1382777, 2514140, 2765554, 5028280, 5531108, 6913885, 11062216, 13827770, 27655540, 55311080]

約数ペア:

[(1, 55311080), (2, 27655540), (4, 13827770), (5, 11062216), (8, 6913885), (10, 5531108), (11, 5028280), (20, 2765554), (22, 2514140), (40, 1382777), (44, 1257070), (55, 1005656), (88, 628535), (110, 502828), (220, 251414), (440, 125707)]