91220008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{5209}}^1$

素因数の和:5425

約数の個数: 32

約数和(自身を含む): 187560000

約数和(自身を除く): 96339992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4378, 5209, 8756, 10418, 17512, 20836, 41672, 57299, 114598, 229196, 458392, 1036591, 2073182, 4146364, 8292728, 11402501, 22805002, 45610004, 91220008]

約数ペア:

[(1, 91220008), (2, 45610004), (4, 22805002), (8, 11402501), (11, 8292728), (22, 4146364), (44, 2073182), (88, 1036591), (199, 458392), (398, 229196), (796, 114598), (1592, 57299), (2189, 41672), (4378, 20836), (5209, 17512), (8756, 10418)]