19949056225

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1\times {\mathrm{1223}}^1$

素因数の和:2446

約数の個数: 48

約数和(自身を含む): 28660165632

約数和(自身を除く): 8711109407

約数列:

[1, 5, 7, 25, 35, 83, 175, 415, 581, 1123, 1223, 2075, 2905, 5615, 6115, 7861, 8561, 14525, 28075, 30575, 39305, 42805, 93209, 101509, 196525, 214025, 466045, 507545, 652463, 710563, 1373429, 2330225, 2537725, 3262315, 3552815, 6867145, 9614003, 16311575, 17764075, 34335725, 48070015, 113994607, 240350075, 569973035, 797962249, 2849865175, 3989811245, 19949056225]

約数ペア:

[(1, 19949056225), (5, 3989811245), (7, 2849865175), (25, 797962249), (35, 569973035), (83, 240350075), (175, 113994607), (415, 48070015), (581, 34335725), (1123, 17764075), (1223, 16311575), (2075, 9614003), (2905, 6867145), (5615, 3552815), (6115, 3262315), (7861, 2537725), (8561, 2330225), (14525, 1373429), (28075, 710563), (30575, 652463), (39305, 507545), (42805, 466045), (93209, 214025), (101509, 196525)]