25285400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{18061}}^1$

素因数の和:18084

約数の個数: 48

約数和(自身を含む): 67190640

約数和(自身を除く): 41905240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 18061, 36122, 72244, 90305, 126427, 144488, 180610, 252854, 361220, 451525, 505708, 632135, 722440, 903050, 1011416, 1264270, 1806100, 2528540, 3160675, 3612200, 5057080, 6321350, 12642700, 25285400]

約数ペア:

[(1, 25285400), (2, 12642700), (4, 6321350), (5, 5057080), (7, 3612200), (8, 3160675), (10, 2528540), (14, 1806100), (20, 1264270), (25, 1011416), (28, 903050), (35, 722440), (40, 632135), (50, 505708), (56, 451525), (70, 361220), (100, 252854), (140, 180610), (175, 144488), (200, 126427), (280, 90305), (350, 72244), (700, 36122), (1400, 18061)]