85012760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{303617}}^1$

素因数の和:303635

約数の個数: 32

約数和(自身を含む): 218604960

約数和(自身を除く): 133592200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 303617, 607234, 1214468, 1518085, 2125319, 2428936, 3036170, 4250638, 6072340, 8501276, 10626595, 12144680, 17002552, 21253190, 42506380, 85012760]

約数ペア:

[(1, 85012760), (2, 42506380), (4, 21253190), (5, 17002552), (7, 12144680), (8, 10626595), (10, 8501276), (14, 6072340), (20, 4250638), (28, 3036170), (35, 2428936), (40, 2125319), (56, 1518085), (70, 1214468), (140, 607234), (280, 303617)]