64001560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{228577}}^1$

素因数の和:228595

約数の個数: 32

約数和(自身を含む): 164576160

約数和(自身を除く): 100574600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 228577, 457154, 914308, 1142885, 1600039, 1828616, 2285770, 3200078, 4571540, 6400156, 8000195, 9143080, 12800312, 16000390, 32000780, 64001560]

約数ペア:

[(1, 64001560), (2, 32000780), (4, 16000390), (5, 12800312), (7, 9143080), (8, 8000195), (10, 6400156), (14, 4571540), (20, 3200078), (28, 2285770), (35, 1828616), (40, 1600039), (56, 1142885), (70, 914308), (140, 457154), (280, 228577)]