74875760

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4751}}^1$

素因数の和:4961

約数の個数: 40

約数和(自身を含む): 175006656

約数和(自身を除く): 100130896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 4751, 7880, 9502, 15760, 19004, 23755, 38008, 47510, 76016, 95020, 190040, 380080, 935947, 1871894, 3743788, 4679735, 7487576, 9359470, 14975152, 18718940, 37437880, 74875760]

約数ペア:

[(1, 74875760), (2, 37437880), (4, 18718940), (5, 14975152), (8, 9359470), (10, 7487576), (16, 4679735), (20, 3743788), (40, 1871894), (80, 935947), (197, 380080), (394, 190040), (788, 95020), (985, 76016), (1576, 47510), (1970, 38008), (3152, 23755), (3940, 19004), (4751, 15760), (7880, 9502)]