8200100

素因数分解:

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

素因数の和:1964

約数の個数: 36

約数和(自身を含む): 18217584

約数和(自身を除く): 10017484

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 1907, 2150, 3814, 4300, 7628, 9535, 19070, 38140, 47675, 82001, 95350, 164002, 190700, 328004, 410005, 820010, 1640020, 2050025, 4100050, 8200100]

約数ペア:

[(1, 8200100), (2, 4100050), (4, 2050025), (5, 1640020), (10, 820010), (20, 410005), (25, 328004), (43, 190700), (50, 164002), (86, 95350), (100, 82001), (172, 47675), (215, 38140), (430, 19070), (860, 9535), (1075, 7628), (1907, 4300), (2150, 3814)]