68529580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25763}}^1$

素因数の和:25798

約数の個数: 48

約数和(自身を含む): 173134080

約数和(自身を除く): 104604500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 25763, 51526, 103052, 128815, 180341, 257630, 360682, 489497, 515260, 721364, 901705, 978994, 1803410, 1957988, 2447485, 3426479, 3606820, 4894970, 6852958, 9789940, 13705916, 17132395, 34264790, 68529580]

約数ペア:

[(1, 68529580), (2, 34264790), (4, 17132395), (5, 13705916), (7, 9789940), (10, 6852958), (14, 4894970), (19, 3606820), (20, 3426479), (28, 2447485), (35, 1957988), (38, 1803410), (70, 978994), (76, 901705), (95, 721364), (133, 515260), (140, 489497), (190, 360682), (266, 257630), (380, 180341), (532, 128815), (665, 103052), (1330, 51526), (2660, 25763)]