78797475

素因数分解:

$3^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1091}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 146240640

約数和(自身を除く): 67443165

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 107, 135, 225, 321, 535, 675, 963, 1091, 1605, 2675, 2889, 3273, 4815, 5455, 8025, 9819, 14445, 16365, 24075, 27275, 29457, 49095, 72225, 81825, 116737, 147285, 245475, 350211, 583685, 736425, 1050633, 1751055, 2918425, 3151899, 5253165, 8755275, 15759495, 26265825, 78797475]

約数ペア:

[(1, 78797475), (3, 26265825), (5, 15759495), (9, 8755275), (15, 5253165), (25, 3151899), (27, 2918425), (45, 1751055), (75, 1050633), (107, 736425), (135, 583685), (225, 350211), (321, 245475), (535, 147285), (675, 116737), (963, 81825), (1091, 72225), (1605, 49095), (2675, 29457), (2889, 27275), (3273, 24075), (4815, 16365), (5455, 14445), (8025, 9819)]