205430500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{911}}^1$

素因数の和:982

約数の個数: 96

約数和(自身を含む): 501935616

約数和(自身を除く): 296505116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 125, 164, 205, 220, 250, 275, 410, 451, 500, 550, 820, 902, 911, 1025, 1100, 1375, 1804, 1822, 2050, 2255, 2750, 3644, 4100, 4510, 4555, 5125, 5500, 9020, 9110, 10021, 10250, 11275, 18220, 20042, 20500, 22550, 22775, 37351, 40084, 45100, 45550, 50105, 56375, 74702, 91100, 100210, 112750, 113875, 149404, 186755, 200420, 225500, 227750, 250525, 373510, 410861, 455500, 501050, 747020, 821722, 933775, 1002100, 1252625, 1643444, 1867550, 2054305, 2505250, 3735100, 4108610, 4668875, 5010500, 8217220, 9337750, 10271525, 18675500, 20543050, 41086100, 51357625, 102715250, 205430500]

約数ペア:

[(1, 205430500), (2, 102715250), (4, 51357625), (5, 41086100), (10, 20543050), (11, 18675500), (20, 10271525), (22, 9337750), (25, 8217220), (41, 5010500), (44, 4668875), (50, 4108610), (55, 3735100), (82, 2505250), (100, 2054305), (110, 1867550), (125, 1643444), (164, 1252625), (205, 1002100), (220, 933775), (250, 821722), (275, 747020), (410, 501050), (451, 455500), (500, 410861), (550, 373510), (820, 250525), (902, 227750), (911, 225500), (1025, 200420), (1100, 186755), (1375, 149404), (1804, 113875), (1822, 112750), (2050, 100210), (2255, 91100), (2750, 74702), (3644, 56375), (4100, 50105), (4510, 45550), (4555, 45100), (5125, 40084), (5500, 37351), (9020, 22775), (9110, 22550), (10021, 20500), (10250, 20042), (11275, 18220)]