827976640

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{7817}}^1$

素因数の和:8165

約数の個数: 56

約数和(自身を含む): 1977828912

約数和(自身を除く): 1149852272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 7817, 10592, 13240, 15634, 21184, 26480, 31268, 39085, 52960, 62536, 78170, 105920, 125072, 156340, 250144, 312680, 500288, 625360, 1250720, 2501440, 2587427, 5174854, 10349708, 12937135, 20699416, 25874270, 41398832, 51748540, 82797664, 103497080, 165595328, 206994160, 413988320, 827976640]

約数ペア:

[(1, 827976640), (2, 413988320), (4, 206994160), (5, 165595328), (8, 103497080), (10, 82797664), (16, 51748540), (20, 41398832), (32, 25874270), (40, 20699416), (64, 12937135), (80, 10349708), (160, 5174854), (320, 2587427), (331, 2501440), (662, 1250720), (1324, 625360), (1655, 500288), (2648, 312680), (3310, 250144), (5296, 156340), (6620, 125072), (7817, 105920), (10592, 78170), (13240, 62536), (15634, 52960), (21184, 39085), (26480, 31268)]