56399475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 102672000

約数和(自身を除く): 46272525

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 137, 165, 275, 411, 499, 685, 825, 1497, 1507, 2055, 2495, 3425, 4521, 5489, 7485, 7535, 10275, 12475, 16467, 22605, 27445, 37425, 37675, 68363, 82335, 113025, 137225, 205089, 341815, 411675, 751993, 1025445, 1709075, 2255979, 3759965, 5127225, 11279895, 18799825, 56399475]

約数ペア:

[(1, 56399475), (3, 18799825), (5, 11279895), (11, 5127225), (15, 3759965), (25, 2255979), (33, 1709075), (55, 1025445), (75, 751993), (137, 411675), (165, 341815), (275, 205089), (411, 137225), (499, 113025), (685, 82335), (825, 68363), (1497, 37675), (1507, 37425), (2055, 27445), (2495, 22605), (3425, 16467), (4521, 12475), (5489, 10275), (7485, 7535)]