68730225

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 117534144

約数和(自身を除く): 48803919

約数列:

[1, 3, 5, 15, 25, 61, 75, 83, 181, 183, 249, 305, 415, 543, 905, 915, 1245, 1525, 2075, 2715, 4525, 4575, 5063, 6225, 11041, 13575, 15023, 15189, 25315, 33123, 45069, 55205, 75115, 75945, 126575, 165615, 225345, 276025, 375575, 379725, 828075, 916403, 1126725, 2749209, 4582015, 13746045, 22910075, 68730225]

約数ペア:

[(1, 68730225), (3, 22910075), (5, 13746045), (15, 4582015), (25, 2749209), (61, 1126725), (75, 916403), (83, 828075), (181, 379725), (183, 375575), (249, 276025), (305, 225345), (415, 165615), (543, 126575), (905, 75945), (915, 75115), (1245, 55205), (1525, 45069), (2075, 33123), (2715, 25315), (4525, 15189), (4575, 15023), (5063, 13575), (6225, 11041)]