85405755

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 139426560

約数和(自身を除く): 54020805

約数列:

[1, 3, 5, 15, 83, 181, 249, 379, 415, 543, 905, 1137, 1245, 1895, 2715, 5685, 15023, 31457, 45069, 68599, 75115, 94371, 157285, 205797, 225345, 342995, 471855, 1028985, 5693717, 17081151, 28468585, 85405755]

約数ペア:

[(1, 85405755), (3, 28468585), (5, 17081151), (15, 5693717), (83, 1028985), (181, 471855), (249, 342995), (379, 225345), (415, 205797), (543, 157285), (905, 94371), (1137, 75115), (1245, 68599), (1895, 45069), (2715, 31457), (5685, 15023)]