16400200

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 39037680

約数和(自身を除く): 22637480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 1907, 2150, 3814, 4300, 7628, 8600, 9535, 15256, 19070, 38140, 47675, 76280, 82001, 95350, 164002, 190700, 328004, 381400, 410005, 656008, 820010, 1640020, 2050025, 3280040, 4100050, 8200100, 16400200]

約数ペア:

[(1, 16400200), (2, 8200100), (4, 4100050), (5, 3280040), (8, 2050025), (10, 1640020), (20, 820010), (25, 656008), (40, 410005), (43, 381400), (50, 328004), (86, 190700), (100, 164002), (172, 95350), (200, 82001), (215, 76280), (344, 47675), (430, 38140), (860, 19070), (1075, 15256), (1720, 9535), (1907, 8600), (2150, 7628), (3814, 4300)]