189664400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{11027}}^1$

素因数の和:11088

約数の個数: 60

約数和(自身を含む): 466307952

約数和(自身を除く): 276643552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1720, 2150, 3440, 4300, 8600, 11027, 17200, 22054, 44108, 55135, 88216, 110270, 176432, 220540, 275675, 441080, 474161, 551350, 882160, 948322, 1102700, 1896644, 2205400, 2370805, 3793288, 4410800, 4741610, 7586576, 9483220, 11854025, 18966440, 23708050, 37932880, 47416100, 94832200, 189664400]

約数ペア:

[(1, 189664400), (2, 94832200), (4, 47416100), (5, 37932880), (8, 23708050), (10, 18966440), (16, 11854025), (20, 9483220), (25, 7586576), (40, 4741610), (43, 4410800), (50, 3793288), (80, 2370805), (86, 2205400), (100, 1896644), (172, 1102700), (200, 948322), (215, 882160), (344, 551350), (400, 474161), (430, 441080), (688, 275675), (860, 220540), (1075, 176432), (1720, 110270), (2150, 88216), (3440, 55135), (4300, 44108), (8600, 22054), (11027, 17200)]