211780495850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55007921}}^1$

素因数の和:55007951

約数の個数: 48

約数和(自身を含む): 491110727616

約数和(自身を除く): 279330231766

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 55007921, 110015842, 275039605, 385055447, 550079210, 605087131, 770110894, 1210174262, 1375198025, 1925277235, 2750396050, 3025435655, 3850554470, 4235609917, 6050871310, 8471219834, 9626386175, 15127178275, 19252772350, 21178049585, 30254356550, 42356099170, 105890247925, 211780495850]

約数ペア:

[(1, 211780495850), (2, 105890247925), (5, 42356099170), (7, 30254356550), (10, 21178049585), (11, 19252772350), (14, 15127178275), (22, 9626386175), (25, 8471219834), (35, 6050871310), (50, 4235609917), (55, 3850554470), (70, 3025435655), (77, 2750396050), (110, 1925277235), (154, 1375198025), (175, 1210174262), (275, 770110894), (350, 605087131), (385, 550079210), (550, 385055447), (770, 275039605), (1925, 110015842), (3850, 55007921)]