251025885

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 120

約数和(自身を含む): 515994336

約数和(自身を除く): 264968451

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 45, 55, 67, 81, 87, 99, 135, 145, 165, 201, 261, 297, 319, 335, 405, 435, 495, 603, 737, 783, 841, 891, 957, 1005, 1305, 1485, 1595, 1809, 1943, 2211, 2349, 2523, 2871, 3015, 3685, 3915, 4205, 4455, 4785, 5427, 5829, 6633, 7569, 8613, 9045, 9251, 9715, 11055, 11745, 12615, 14355, 17487, 19899, 21373, 22707, 25839, 27135, 27753, 29145, 33165, 37845, 43065, 46255, 52461, 56347, 59697, 64119, 68121, 83259, 87435, 99495, 106865, 113535, 129195, 138765, 157383, 169041, 192357, 249777, 262305, 281735, 298485, 320595, 340605, 416295, 507123, 577071, 619817, 749331, 786915, 845205, 961785, 1248885, 1521369, 1731213, 1859451, 2535615, 2885355, 3099085, 3746655, 4564107, 5578353, 7606845, 8656065, 9297255, 16735059, 22820535, 27891765, 50205177, 83675295, 251025885]

約数ペア:

[(1, 251025885), (3, 83675295), (5, 50205177), (9, 27891765), (11, 22820535), (15, 16735059), (27, 9297255), (29, 8656065), (33, 7606845), (45, 5578353), (55, 4564107), (67, 3746655), (81, 3099085), (87, 2885355), (99, 2535615), (135, 1859451), (145, 1731213), (165, 1521369), (201, 1248885), (261, 961785), (297, 845205), (319, 786915), (335, 749331), (405, 619817), (435, 577071), (495, 507123), (603, 416295), (737, 340605), (783, 320595), (841, 298485), (891, 281735), (957, 262305), (1005, 249777), (1305, 192357), (1485, 169041), (1595, 157383), (1809, 138765), (1943, 129195), (2211, 113535), (2349, 106865), (2523, 99495), (2871, 87435), (3015, 83259), (3685, 68121), (3915, 64119), (4205, 59697), (4455, 56347), (4785, 52461), (5427, 46255), (5829, 43065), (6633, 37845), (7569, 33165), (8613, 29145), (9045, 27753), (9251, 27135), (9715, 25839), (11055, 22707), (11745, 21373), (12615, 19899), (14355, 17487)]