25755885

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 47424000

約数和(自身を除く): 21668115

約数列:

[1, 3, 5, 9, 15, 31, 37, 45, 93, 111, 155, 185, 279, 333, 465, 499, 555, 1147, 1395, 1497, 1665, 2495, 3441, 4491, 5735, 7485, 10323, 15469, 17205, 18463, 22455, 46407, 51615, 55389, 77345, 92315, 139221, 166167, 232035, 276945, 572353, 696105, 830835, 1717059, 2861765, 5151177, 8585295, 25755885]

約数ペア:

[(1, 25755885), (3, 8585295), (5, 5151177), (9, 2861765), (15, 1717059), (31, 830835), (37, 696105), (45, 572353), (93, 276945), (111, 232035), (155, 166167), (185, 139221), (279, 92315), (333, 77345), (465, 55389), (499, 51615), (555, 46407), (1147, 22455), (1395, 18463), (1497, 17205), (1665, 15469), (2495, 10323), (3441, 7485), (4491, 5735)]