20165660865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{8387}}^1$

素因数の和:8871

約数の個数: 96

約数和(自身を含む): 42396307200

約数和(自身を除く): 22230646335

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 449, 595, 765, 1071, 1347, 1785, 2245, 3143, 4041, 5355, 6735, 7633, 8387, 9429, 15715, 20205, 22899, 25161, 28287, 38165, 41935, 47145, 53431, 58709, 68697, 75483, 114495, 125805, 141435, 142579, 160293, 176127, 267155, 293545, 343485, 377415, 427737, 480879, 528381, 712895, 801465, 880635, 998053, 1283211, 2138685, 2404395, 2641905, 2994159, 3765763, 4990265, 6416055, 8982477, 11297289, 14970795, 18828815, 26360341, 33891867, 44912385, 56486445, 64017971, 79081023, 131801705, 169459335, 192053913, 237243069, 320089855, 395405115, 448125797, 576161739, 960269565, 1186215345, 1344377391, 2240628985, 2880808695, 4033132173, 6721886955, 20165660865]

約数ペア:

[(1, 20165660865), (3, 6721886955), (5, 4033132173), (7, 2880808695), (9, 2240628985), (15, 1344377391), (17, 1186215345), (21, 960269565), (35, 576161739), (45, 448125797), (51, 395405115), (63, 320089855), (85, 237243069), (105, 192053913), (119, 169459335), (153, 131801705), (255, 79081023), (315, 64017971), (357, 56486445), (449, 44912385), (595, 33891867), (765, 26360341), (1071, 18828815), (1347, 14970795), (1785, 11297289), (2245, 8982477), (3143, 6416055), (4041, 4990265), (5355, 3765763), (6735, 2994159), (7633, 2641905), (8387, 2404395), (9429, 2138685), (15715, 1283211), (20205, 998053), (22899, 880635), (25161, 801465), (28287, 712895), (38165, 528381), (41935, 480879), (47145, 427737), (53431, 377415), (58709, 343485), (68697, 293545), (75483, 267155), (114495, 176127), (125805, 160293), (141435, 142579)]