287132320

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4283}}^1$

素因数の和:4717

約数の個数: 48

約数和(自身を含む): 680127840

約数和(自身を除く): 392995520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1676, 2095, 3352, 4190, 4283, 6704, 8380, 8566, 13408, 16760, 17132, 21415, 33520, 34264, 42830, 67040, 68528, 85660, 137056, 171320, 342640, 685280, 1794577, 3589154, 7178308, 8972885, 14356616, 17945770, 28713232, 35891540, 57426464, 71783080, 143566160, 287132320]

約数ペア:

[(1, 287132320), (2, 143566160), (4, 71783080), (5, 57426464), (8, 35891540), (10, 28713232), (16, 17945770), (20, 14356616), (32, 8972885), (40, 7178308), (80, 3589154), (160, 1794577), (419, 685280), (838, 342640), (1676, 171320), (2095, 137056), (3352, 85660), (4190, 68528), (4283, 67040), (6704, 42830), (8380, 34264), (8566, 33520), (13408, 21415), (16760, 17132)]