128269400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{91621}}^1$

素因数の和:91644

約数の個数: 48

約数和(自身を含む): 340833840

約数和(自身を除く): 212564440

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, 91621, 183242, 366484, 458105, 641347, 732968, 916210, 1282694, 1832420, 2290525, 2565388, 3206735, 3664840, 4581050, 5130776, 6413470, 9162100, 12826940, 16033675, 18324200, 25653880, 32067350, 64134700, 128269400]

約数ペア:

[(1, 128269400), (2, 64134700), (4, 32067350), (5, 25653880), (7, 18324200), (8, 16033675), (10, 12826940), (14, 9162100), (20, 6413470), (25, 5130776), (28, 4581050), (35, 3664840), (40, 3206735), (50, 2565388), (56, 2290525), (70, 1832420), (100, 1282694), (140, 916210), (175, 732968), (200, 641347), (280, 458105), (350, 366484), (700, 183242), (1400, 91621)]