201458215

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 301916160

約数和(自身を除く): 100457945

約数列:

[1, 5, 7, 29, 35, 41, 47, 103, 145, 203, 205, 235, 287, 329, 515, 721, 1015, 1189, 1363, 1435, 1645, 1927, 2987, 3605, 4223, 4841, 5945, 6815, 8323, 9541, 9635, 13489, 14935, 20909, 21115, 24205, 29561, 33887, 41615, 47705, 55883, 67445, 104545, 122467, 140389, 147805, 169435, 198481, 279415, 391181, 612335, 701945, 857269, 982723, 992405, 1389367, 1955905, 4286345, 4913615, 5755949, 6946835, 28779745, 40291643, 201458215]

約数ペア:

[(1, 201458215), (5, 40291643), (7, 28779745), (29, 6946835), (35, 5755949), (41, 4913615), (47, 4286345), (103, 1955905), (145, 1389367), (203, 992405), (205, 982723), (235, 857269), (287, 701945), (329, 612335), (515, 391181), (721, 279415), (1015, 198481), (1189, 169435), (1363, 147805), (1435, 140389), (1645, 122467), (1927, 104545), (2987, 67445), (3605, 55883), (4223, 47705), (4841, 41615), (5945, 33887), (6815, 29561), (8323, 24205), (9541, 21115), (9635, 20909), (13489, 14935)]