205254968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{4159}}^1$

素因数の和:4395

約数の個数: 32

約数和(自身を含む): 399360000

約数和(自身を除く): 194105032

約数列:

[1, 2, 4, 8, 31, 62, 124, 199, 248, 398, 796, 1592, 4159, 6169, 8318, 12338, 16636, 24676, 33272, 49352, 128929, 257858, 515716, 827641, 1031432, 1655282, 3310564, 6621128, 25656871, 51313742, 102627484, 205254968]

約数ペア:

[(1, 205254968), (2, 102627484), (4, 51313742), (8, 25656871), (31, 6621128), (62, 3310564), (124, 1655282), (199, 1031432), (248, 827641), (398, 515716), (796, 257858), (1592, 128929), (4159, 49352), (6169, 33272), (8318, 24676), (12338, 16636)]