25754640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:704

約数の個数: 80

約数和(自身を含む): 80352000

約数和(自身を除く): 54597360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 449, 478, 717, 898, 956, 1195, 1347, 1434, 1796, 1912, 2245, 2390, 2694, 2868, 3585, 3592, 3824, 4490, 4780, 5388, 5736, 6735, 7170, 7184, 8980, 9560, 10776, 11472, 13470, 14340, 17960, 19120, 21552, 26940, 28680, 35920, 53880, 57360, 107311, 107760, 214622, 321933, 429244, 536555, 643866, 858488, 1073110, 1287732, 1609665, 1716976, 2146220, 2575464, 3219330, 4292440, 5150928, 6438660, 8584880, 12877320, 25754640]

約数ペア:

[(1, 25754640), (2, 12877320), (3, 8584880), (4, 6438660), (5, 5150928), (6, 4292440), (8, 3219330), (10, 2575464), (12, 2146220), (15, 1716976), (16, 1609665), (20, 1287732), (24, 1073110), (30, 858488), (40, 643866), (48, 536555), (60, 429244), (80, 321933), (120, 214622), (239, 107760), (240, 107311), (449, 57360), (478, 53880), (717, 35920), (898, 28680), (956, 26940), (1195, 21552), (1347, 19120), (1434, 17960), (1796, 14340), (1912, 13470), (2245, 11472), (2390, 10776), (2694, 9560), (2868, 8980), (3585, 7184), (3592, 7170), (3824, 6735), (4490, 5736), (4780, 5388)]