4139275

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 6219840

約数和(自身を除く): 2080565

約数列:

[1, 5, 7, 25, 31, 35, 49, 109, 155, 175, 217, 245, 545, 763, 775, 1085, 1225, 1519, 2725, 3379, 3815, 5341, 5425, 7595, 16895, 19075, 23653, 26705, 37975, 84475, 118265, 133525, 165571, 591325, 827855, 4139275]

約数ペア:

[(1, 4139275), (5, 827855), (7, 591325), (25, 165571), (31, 133525), (35, 118265), (49, 84475), (109, 37975), (155, 26705), (175, 23653), (217, 19075), (245, 16895), (545, 7595), (763, 5425), (775, 5341), (1085, 3815), (1225, 3379), (1519, 2725)]