12164075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 19284480

約数和(自身を除く): 7120405

約数列:

[1, 5, 7, 11, 25, 35, 55, 71, 77, 89, 175, 275, 355, 385, 445, 497, 623, 781, 979, 1775, 1925, 2225, 2485, 3115, 3905, 4895, 5467, 6319, 6853, 12425, 15575, 19525, 24475, 27335, 31595, 34265, 44233, 69509, 136675, 157975, 171325, 221165, 347545, 486563, 1105825, 1737725, 2432815, 12164075]

約数ペア:

[(1, 12164075), (5, 2432815), (7, 1737725), (11, 1105825), (25, 486563), (35, 347545), (55, 221165), (71, 171325), (77, 157975), (89, 136675), (175, 69509), (275, 44233), (355, 34265), (385, 31595), (445, 27335), (497, 24475), (623, 19525), (781, 15575), (979, 12425), (1775, 6853), (1925, 6319), (2225, 5467), (2485, 4895), (3115, 3905)]