51514820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7829}}^1$

素因数の和:7892

約数の個数: 48

約数和(自身を含む): 126282240

約数和(自身を除く): 74767420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 7829, 15658, 31316, 39145, 54803, 78290, 109606, 156580, 219212, 274015, 367963, 548030, 735926, 1096060, 1471852, 1839815, 2575741, 3679630, 5151482, 7359260, 10302964, 12878705, 25757410, 51514820]

約数ペア:

[(1, 51514820), (2, 25757410), (4, 12878705), (5, 10302964), (7, 7359260), (10, 5151482), (14, 3679630), (20, 2575741), (28, 1839815), (35, 1471852), (47, 1096060), (70, 735926), (94, 548030), (140, 367963), (188, 274015), (235, 219212), (329, 156580), (470, 109606), (658, 78290), (940, 54803), (1316, 39145), (1645, 31316), (3290, 15658), (6580, 7829)]