55146880

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:651

約数の個数: 64

約数和(自身を含む): 132804000

約数和(自身を除く): 77657120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 433, 640, 796, 866, 995, 1592, 1732, 1990, 2165, 3184, 3464, 3980, 4330, 6368, 6928, 7960, 8660, 12736, 13856, 15920, 17320, 25472, 27712, 31840, 34640, 55424, 63680, 69280, 86167, 127360, 138560, 172334, 277120, 344668, 430835, 689336, 861670, 1378672, 1723340, 2757344, 3446680, 5514688, 6893360, 11029376, 13786720, 27573440, 55146880]

約数ペア:

[(1, 55146880), (2, 27573440), (4, 13786720), (5, 11029376), (8, 6893360), (10, 5514688), (16, 3446680), (20, 2757344), (32, 1723340), (40, 1378672), (64, 861670), (80, 689336), (128, 430835), (160, 344668), (199, 277120), (320, 172334), (398, 138560), (433, 127360), (640, 86167), (796, 69280), (866, 63680), (995, 55424), (1592, 34640), (1732, 31840), (1990, 27712), (2165, 25472), (3184, 17320), (3464, 15920), (3980, 13856), (4330, 12736), (6368, 8660), (6928, 7960)]