28116160

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2143}}^1$

素因数の和:2201

約数の個数: 56

約数和(自身を含む): 68616576

約数和(自身を除く): 40500416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2143, 2624, 3280, 4286, 6560, 8572, 10715, 13120, 17144, 21430, 34288, 42860, 68576, 85720, 87863, 137152, 171440, 175726, 342880, 351452, 439315, 685760, 702904, 878630, 1405808, 1757260, 2811616, 3514520, 5623232, 7029040, 14058080, 28116160]

約数ペア:

[(1, 28116160), (2, 14058080), (4, 7029040), (5, 5623232), (8, 3514520), (10, 2811616), (16, 1757260), (20, 1405808), (32, 878630), (40, 702904), (41, 685760), (64, 439315), (80, 351452), (82, 342880), (160, 175726), (164, 171440), (205, 137152), (320, 87863), (328, 85720), (410, 68576), (656, 42860), (820, 34288), (1312, 21430), (1640, 17144), (2143, 13120), (2624, 10715), (3280, 8572), (4286, 6560)]