20403462675

素因数分解:

$3^1\times 5^2\times {\mathrm{179}}^1\times {\mathrm{641}}^1\times {\mathrm{2371}}^1$

素因数の和:3204

約数の個数: 48

約数和(自身を含む): 33989431680

約数和(自身を除く): 13585969005

約数列:

[1, 3, 5, 15, 25, 75, 179, 537, 641, 895, 1923, 2371, 2685, 3205, 4475, 7113, 9615, 11855, 13425, 16025, 35565, 48075, 59275, 114739, 177825, 344217, 424409, 573695, 1273227, 1519811, 1721085, 2122045, 2868475, 4559433, 6366135, 7599055, 8605425, 10610225, 22797165, 31830675, 37995275, 113985825, 272046169, 816138507, 1360230845, 4080692535, 6801154225, 20403462675]

約数ペア:

[(1, 20403462675), (3, 6801154225), (5, 4080692535), (15, 1360230845), (25, 816138507), (75, 272046169), (179, 113985825), (537, 37995275), (641, 31830675), (895, 22797165), (1923, 10610225), (2371, 8605425), (2685, 7599055), (3205, 6366135), (4475, 4559433), (7113, 2868475), (9615, 2122045), (11855, 1721085), (13425, 1519811), (16025, 1273227), (35565, 573695), (48075, 424409), (59275, 344217), (114739, 177825)]