2017785275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9419}}^1$

素因数の和:9500

約数の個数: 48

約数和(自身を含む): 2943561600

約数和(自身を除く): 925776325

約数列:

[1, 5, 11, 19, 25, 41, 55, 95, 205, 209, 275, 451, 475, 779, 1025, 1045, 2255, 3895, 5225, 8569, 9419, 11275, 19475, 42845, 47095, 103609, 178961, 214225, 235475, 386179, 518045, 894805, 1930895, 1968571, 2590225, 4247969, 4474025, 7337401, 9654475, 9842855, 21239845, 36687005, 49214275, 80711411, 106199225, 183435025, 403557055, 2017785275]

約数ペア:

[(1, 2017785275), (5, 403557055), (11, 183435025), (19, 106199225), (25, 80711411), (41, 49214275), (55, 36687005), (95, 21239845), (205, 9842855), (209, 9654475), (275, 7337401), (451, 4474025), (475, 4247969), (779, 2590225), (1025, 1968571), (1045, 1930895), (2255, 894805), (3895, 518045), (5225, 386179), (8569, 235475), (9419, 214225), (11275, 178961), (19475, 103609), (42845, 47095)]