78726680

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{3319}}^1$

素因数の和:3923

約数の個数: 32

約数和(自身を含む): 177487200

約数和(自身を除く): 98760520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 1186, 2372, 2965, 3319, 4744, 5930, 6638, 11860, 13276, 16595, 23720, 26552, 33190, 66380, 132760, 1968167, 3936334, 7872668, 9840835, 15745336, 19681670, 39363340, 78726680]

約数ペア:

[(1, 78726680), (2, 39363340), (4, 19681670), (5, 15745336), (8, 9840835), (10, 7872668), (20, 3936334), (40, 1968167), (593, 132760), (1186, 66380), (2372, 33190), (2965, 26552), (3319, 23720), (4744, 16595), (5930, 13276), (6638, 11860)]