157629400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{18329}}^1$

素因数の和:18388

約数の個数: 48

約数和(自身を含む): 375031800

約数和(自身を除く): 217402400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 18329, 36658, 73316, 91645, 146632, 183290, 366580, 458225, 733160, 788147, 916450, 1576294, 1832900, 3152588, 3665800, 3940735, 6305176, 7881470, 15762940, 19703675, 31525880, 39407350, 78814700, 157629400]

約数ペア:

[(1, 157629400), (2, 78814700), (4, 39407350), (5, 31525880), (8, 19703675), (10, 15762940), (20, 7881470), (25, 6305176), (40, 3940735), (43, 3665800), (50, 3152588), (86, 1832900), (100, 1576294), (172, 916450), (200, 788147), (215, 733160), (344, 458225), (430, 366580), (860, 183290), (1075, 146632), (1720, 91645), (2150, 73316), (4300, 36658), (8600, 18329)]