201010005

素因数分解:

$3^4\times 5^1\times 7^3\times {\mathrm{1447}}^1$

素因数の和:1485

約数の個数: 80

約数和(自身を含む): 420499200

約数和(自身を除く): 219489195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 343, 405, 441, 567, 735, 945, 1029, 1323, 1447, 1715, 2205, 2835, 3087, 3969, 4341, 5145, 6615, 7235, 9261, 10129, 13023, 15435, 19845, 21705, 27783, 30387, 39069, 46305, 50645, 65115, 70903, 91161, 117207, 138915, 151935, 195345, 212709, 273483, 354515, 455805, 496321, 586035, 638127, 820449, 1063545, 1367415, 1488963, 1914381, 2481605, 3190635, 4102245, 4466889, 5743143, 7444815, 9571905, 13400667, 22334445, 28715715, 40202001, 67003335, 201010005]

約数ペア:

[(1, 201010005), (3, 67003335), (5, 40202001), (7, 28715715), (9, 22334445), (15, 13400667), (21, 9571905), (27, 7444815), (35, 5743143), (45, 4466889), (49, 4102245), (63, 3190635), (81, 2481605), (105, 1914381), (135, 1488963), (147, 1367415), (189, 1063545), (245, 820449), (315, 638127), (343, 586035), (405, 496321), (441, 455805), (567, 354515), (735, 273483), (945, 212709), (1029, 195345), (1323, 151935), (1447, 138915), (1715, 117207), (2205, 91161), (2835, 70903), (3087, 65115), (3969, 50645), (4341, 46305), (5145, 39069), (6615, 30387), (7235, 27783), (9261, 21705), (10129, 19845), (13023, 15435)]