87218175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1584

約数の個数: 48

約数和(自身を含む): 159632640

約数和(自身を除く): 72414465

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 165, 213, 275, 355, 781, 825, 1065, 1489, 1775, 2343, 3905, 4467, 5325, 7445, 11715, 16379, 19525, 22335, 37225, 49137, 58575, 81895, 105719, 111675, 245685, 317157, 409475, 528595, 1162909, 1228425, 1585785, 2642975, 3488727, 5814545, 7928925, 17443635, 29072725, 87218175]

約数ペア:

[(1, 87218175), (3, 29072725), (5, 17443635), (11, 7928925), (15, 5814545), (25, 3488727), (33, 2642975), (55, 1585785), (71, 1228425), (75, 1162909), (165, 528595), (213, 409475), (275, 317157), (355, 245685), (781, 111675), (825, 105719), (1065, 81895), (1489, 58575), (1775, 49137), (2343, 37225), (3905, 22335), (4467, 19525), (5325, 16379), (7445, 11715)]