157885400

素因数分解:

$2^3\times 5^2\times {\mathrm{487}}^1\times {\mathrm{1621}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 368064240

約数和(自身を除く): 210178840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 487, 974, 1621, 1948, 2435, 3242, 3896, 4870, 6484, 8105, 9740, 12175, 12968, 16210, 19480, 24350, 32420, 40525, 48700, 64840, 81050, 97400, 162100, 324200, 789427, 1578854, 3157708, 3947135, 6315416, 7894270, 15788540, 19735675, 31577080, 39471350, 78942700, 157885400]

約数ペア:

[(1, 157885400), (2, 78942700), (4, 39471350), (5, 31577080), (8, 19735675), (10, 15788540), (20, 7894270), (25, 6315416), (40, 3947135), (50, 3157708), (100, 1578854), (200, 789427), (487, 324200), (974, 162100), (1621, 97400), (1948, 81050), (2435, 64840), (3242, 48700), (3896, 40525), (4870, 32420), (6484, 24350), (8105, 19480), (9740, 16210), (12175, 12968)]