20111553605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{3769}}^1$

素因数の和:4254

約数の個数: 64

約数和(自身を含む): 30097267200

約数和(自身を除く): 9985713595

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 439, 715, 935, 1105, 2195, 2431, 3769, 4829, 5707, 7463, 12155, 18845, 24145, 28535, 37315, 41459, 48997, 62777, 64073, 82093, 97019, 207295, 244985, 313885, 320365, 410465, 485095, 538967, 704803, 832949, 1067209, 1654591, 2694835, 3524015, 4164745, 5336045, 8272955, 9162439, 18200501, 21509683, 28128047, 45812195, 91002505, 107548415, 140640235, 236606513, 309408517, 365664611, 1183032565, 1547042585, 1828323055, 4022310721, 20111553605]

約数ペア:

[(1, 20111553605), (5, 4022310721), (11, 1828323055), (13, 1547042585), (17, 1183032565), (55, 365664611), (65, 309408517), (85, 236606513), (143, 140640235), (187, 107548415), (221, 91002505), (439, 45812195), (715, 28128047), (935, 21509683), (1105, 18200501), (2195, 9162439), (2431, 8272955), (3769, 5336045), (4829, 4164745), (5707, 3524015), (7463, 2694835), (12155, 1654591), (18845, 1067209), (24145, 832949), (28535, 704803), (37315, 538967), (41459, 485095), (48997, 410465), (62777, 320365), (64073, 313885), (82093, 244985), (97019, 207295)]