81065800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17623}}^1$

素因数の和:17662

約数の個数: 48

約数和(自身を含む): 196683840

約数和(自身を除く): 115618040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4600, 17623, 35246, 70492, 88115, 140984, 176230, 352460, 405329, 440575, 704920, 810658, 881150, 1621316, 1762300, 2026645, 3242632, 3524600, 4053290, 8106580, 10133225, 16213160, 20266450, 40532900, 81065800]

約数ペア:

[(1, 81065800), (2, 40532900), (4, 20266450), (5, 16213160), (8, 10133225), (10, 8106580), (20, 4053290), (23, 3524600), (25, 3242632), (40, 2026645), (46, 1762300), (50, 1621316), (92, 881150), (100, 810658), (115, 704920), (184, 440575), (200, 405329), (230, 352460), (460, 176230), (575, 140984), (920, 88115), (1150, 70492), (2300, 35246), (4600, 17623)]