66465560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{33911}}^1$

素因数の和:33936

約数の個数: 48

約数和(自身を含む): 173968560

約数和(自身を除く): 107503000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 33911, 67822, 135644, 169555, 237377, 271288, 339110, 474754, 678220, 949508, 1186885, 1356440, 1661639, 1899016, 2373770, 3323278, 4747540, 6646556, 8308195, 9495080, 13293112, 16616390, 33232780, 66465560]

約数ペア:

[(1, 66465560), (2, 33232780), (4, 16616390), (5, 13293112), (7, 9495080), (8, 8308195), (10, 6646556), (14, 4747540), (20, 3323278), (28, 2373770), (35, 1899016), (40, 1661639), (49, 1356440), (56, 1186885), (70, 949508), (98, 678220), (140, 474754), (196, 339110), (245, 271288), (280, 237377), (392, 169555), (490, 135644), (980, 67822), (1960, 33911)]