51995020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1823

約数の個数: 96

約数和(自身を含む): 143377920

約数和(自身を除く): 91382900

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 133, 140, 154, 190, 209, 220, 266, 308, 380, 385, 418, 532, 665, 770, 836, 1045, 1330, 1463, 1540, 1777, 2090, 2660, 2926, 3554, 4180, 5852, 7108, 7315, 8885, 12439, 14630, 17770, 19547, 24878, 29260, 33763, 35540, 39094, 49756, 62195, 67526, 78188, 97735, 124390, 135052, 136829, 168815, 195470, 236341, 248780, 273658, 337630, 371393, 390940, 472682, 547316, 675260, 684145, 742786, 945364, 1181705, 1368290, 1485572, 1856965, 2363410, 2599751, 2736580, 3713930, 4726820, 5199502, 7427860, 10399004, 12998755, 25997510, 51995020]

約数ペア:

[(1, 51995020), (2, 25997510), (4, 12998755), (5, 10399004), (7, 7427860), (10, 5199502), (11, 4726820), (14, 3713930), (19, 2736580), (20, 2599751), (22, 2363410), (28, 1856965), (35, 1485572), (38, 1368290), (44, 1181705), (55, 945364), (70, 742786), (76, 684145), (77, 675260), (95, 547316), (110, 472682), (133, 390940), (140, 371393), (154, 337630), (190, 273658), (209, 248780), (220, 236341), (266, 195470), (308, 168815), (380, 136829), (385, 135052), (418, 124390), (532, 97735), (665, 78188), (770, 67526), (836, 62195), (1045, 49756), (1330, 39094), (1463, 35540), (1540, 33763), (1777, 29260), (2090, 24878), (2660, 19547), (2926, 17770), (3554, 14630), (4180, 12439), (5852, 8885), (7108, 7315)]