54955840

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{863}}^1$

素因数の和:1079

約数の個数: 56

約数和(自身を含む): 131673600

約数和(自身を除く): 76717760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 863, 995, 1592, 1726, 1990, 3184, 3452, 3980, 4315, 6368, 6904, 7960, 8630, 12736, 13808, 15920, 17260, 27616, 31840, 34520, 55232, 63680, 69040, 138080, 171737, 276160, 343474, 686948, 858685, 1373896, 1717370, 2747792, 3434740, 5495584, 6869480, 10991168, 13738960, 27477920, 54955840]

約数ペア:

[(1, 54955840), (2, 27477920), (4, 13738960), (5, 10991168), (8, 6869480), (10, 5495584), (16, 3434740), (20, 2747792), (32, 1717370), (40, 1373896), (64, 858685), (80, 686948), (160, 343474), (199, 276160), (320, 171737), (398, 138080), (796, 69040), (863, 63680), (995, 55232), (1592, 34520), (1726, 31840), (1990, 27616), (3184, 17260), (3452, 15920), (3980, 13808), (4315, 12736), (6368, 8630), (6904, 7960)]