67641560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{34511}}^1$

素因数の和:34536

約数の個数: 48

約数和(自身を含む): 177046560

約数和(自身を除く): 109405000

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, 34511, 69022, 138044, 172555, 241577, 276088, 345110, 483154, 690220, 966308, 1207885, 1380440, 1691039, 1932616, 2415770, 3382078, 4831540, 6764156, 8455195, 9663080, 13528312, 16910390, 33820780, 67641560]

約数ペア:

[(1, 67641560), (2, 33820780), (4, 16910390), (5, 13528312), (7, 9663080), (8, 8455195), (10, 6764156), (14, 4831540), (20, 3382078), (28, 2415770), (35, 1932616), (40, 1691039), (49, 1380440), (56, 1207885), (70, 966308), (98, 690220), (140, 483154), (196, 345110), (245, 276088), (280, 241577), (392, 172555), (490, 138044), (980, 69022), (1960, 34511)]