252019075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 394260480

約数和(自身を除く): 142241405

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 89, 175, 275, 385, 445, 623, 979, 1471, 1925, 2225, 3115, 4895, 6853, 7355, 10297, 15575, 16181, 24475, 34265, 36775, 51485, 80905, 113267, 130919, 171325, 257425, 404525, 566335, 654595, 916433, 1440109, 2831675, 3272975, 4582165, 7200545, 10080763, 22910825, 36002725, 50403815, 252019075]

約数ペア:

[(1, 252019075), (5, 50403815), (7, 36002725), (11, 22910825), (25, 10080763), (35, 7200545), (55, 4582165), (77, 3272975), (89, 2831675), (175, 1440109), (275, 916433), (385, 654595), (445, 566335), (623, 404525), (979, 257425), (1471, 171325), (1925, 130919), (2225, 113267), (3115, 80905), (4895, 51485), (6853, 36775), (7355, 34265), (10297, 24475), (15575, 16181)]