68480560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45053}}^1$

素因数の和:45085

約数の個数: 40

約数和(自身を含む): 167600880

約数和(自身を除く): 99120320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 45053, 90106, 180212, 225265, 360424, 450530, 720848, 856007, 901060, 1712014, 1802120, 3424028, 3604240, 4280035, 6848056, 8560070, 13696112, 17120140, 34240280, 68480560]

約数ペア:

[(1, 68480560), (2, 34240280), (4, 17120140), (5, 13696112), (8, 8560070), (10, 6848056), (16, 4280035), (19, 3604240), (20, 3424028), (38, 1802120), (40, 1712014), (76, 901060), (80, 856007), (95, 720848), (152, 450530), (190, 360424), (304, 225265), (380, 180212), (760, 90106), (1520, 45053)]