66500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{19}}^1$

素因数の和:45

約数の個数: 48

約数和(自身を含む): 174720

約数和(自身を除く): 108220

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 125, 133, 140, 175, 190, 250, 266, 350, 380, 475, 500, 532, 665, 700, 875, 950, 1330, 1750, 1900, 2375, 2660, 3325, 3500, 4750, 6650, 9500, 13300, 16625, 33250, 66500]

約数ペア:

[(1, 66500), (2, 33250), (4, 16625), (5, 13300), (7, 9500), (10, 6650), (14, 4750), (19, 3500), (20, 3325), (25, 2660), (28, 2375), (35, 1900), (38, 1750), (50, 1330), (70, 950), (76, 875), (95, 700), (100, 665), (125, 532), (133, 500), (140, 475), (175, 380), (190, 350), (250, 266)]