25641840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{15263}}^1$

素因数の和:15286

約数の個数: 80

約数和(自身を含む): 90851328

約数和(自身を除く): 65209488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 15263, 30526, 45789, 61052, 76315, 91578, 106841, 122104, 152630, 183156, 213682, 228945, 244208, 305260, 320523, 366312, 427364, 457890, 534205, 610520, 641046, 732624, 854728, 915780, 1068410, 1221040, 1282092, 1602615, 1709456, 1831560, 2136820, 2564184, 3205230, 3663120, 4273640, 5128368, 6410460, 8547280, 12820920, 25641840]

約数ペア:

[(1, 25641840), (2, 12820920), (3, 8547280), (4, 6410460), (5, 5128368), (6, 4273640), (7, 3663120), (8, 3205230), (10, 2564184), (12, 2136820), (14, 1831560), (15, 1709456), (16, 1602615), (20, 1282092), (21, 1221040), (24, 1068410), (28, 915780), (30, 854728), (35, 732624), (40, 641046), (42, 610520), (48, 534205), (56, 457890), (60, 427364), (70, 366312), (80, 320523), (84, 305260), (105, 244208), (112, 228945), (120, 213682), (140, 183156), (168, 152630), (210, 122104), (240, 106841), (280, 91578), (336, 76315), (420, 61052), (560, 45789), (840, 30526), (1680, 15263)]