1640190465

素因数分解:

$3^5\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1609}}^1$

素因数の和:2468

約数の個数: 48

約数和(自身を含む): 2953641600

約数和(自身を除く): 1313451135

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 839, 1215, 1609, 2517, 4195, 4827, 7551, 8045, 12585, 14481, 22653, 24135, 37755, 43443, 67959, 72405, 113265, 130329, 203877, 217215, 339795, 390987, 651645, 1019385, 1349951, 1954935, 4049853, 6749755, 12149559, 20249265, 36448677, 60747795, 109346031, 182243385, 328038093, 546730155, 1640190465]

約数ペア:

[(1, 1640190465), (3, 546730155), (5, 328038093), (9, 182243385), (15, 109346031), (27, 60747795), (45, 36448677), (81, 20249265), (135, 12149559), (243, 6749755), (405, 4049853), (839, 1954935), (1215, 1349951), (1609, 1019385), (2517, 651645), (4195, 390987), (4827, 339795), (7551, 217215), (8045, 203877), (12585, 130329), (14481, 113265), (22653, 72405), (24135, 67959), (37755, 43443)]