2031278560

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{80863}}^1$

素因数の和:81035

約数の個数: 48

約数和(自身を含む): 4829521536

約数和(自身を除く): 2798242976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 12560, 25120, 80863, 161726, 323452, 404315, 646904, 808630, 1293808, 1617260, 2587616, 3234520, 6469040, 12695491, 12938080, 25390982, 50781964, 63477455, 101563928, 126954910, 203127856, 253909820, 406255712, 507819640, 1015639280, 2031278560]

約数ペア:

[(1, 2031278560), (2, 1015639280), (4, 507819640), (5, 406255712), (8, 253909820), (10, 203127856), (16, 126954910), (20, 101563928), (32, 63477455), (40, 50781964), (80, 25390982), (157, 12938080), (160, 12695491), (314, 6469040), (628, 3234520), (785, 2587616), (1256, 1617260), (1570, 1293808), (2512, 808630), (3140, 646904), (5024, 404315), (6280, 323452), (12560, 161726), (25120, 80863)]