109911680

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{863}}^1$

素因数の和:1081

約数の個数: 64

約数和(自身を含む): 264384000

約数和(自身を除く): 154472320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 863, 995, 1592, 1726, 1990, 3184, 3452, 3980, 4315, 6368, 6904, 7960, 8630, 12736, 13808, 15920, 17260, 25472, 27616, 31840, 34520, 55232, 63680, 69040, 110464, 127360, 138080, 171737, 276160, 343474, 552320, 686948, 858685, 1373896, 1717370, 2747792, 3434740, 5495584, 6869480, 10991168, 13738960, 21982336, 27477920, 54955840, 109911680]

約数ペア:

[(1, 109911680), (2, 54955840), (4, 27477920), (5, 21982336), (8, 13738960), (10, 10991168), (16, 6869480), (20, 5495584), (32, 3434740), (40, 2747792), (64, 1717370), (80, 1373896), (128, 858685), (160, 686948), (199, 552320), (320, 343474), (398, 276160), (640, 171737), (796, 138080), (863, 127360), (995, 110464), (1592, 69040), (1726, 63680), (1990, 55232), (3184, 34520), (3452, 31840), (3980, 27616), (4315, 25472), (6368, 17260), (6904, 15920), (7960, 13808), (8630, 12736)]