257517184

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{5573}}^1$

素因数の和:5625

約数の個数: 48

約数和(自身を含む): 541541970

約数和(自身を除く): 284024786

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 361, 608, 722, 1216, 1444, 2432, 2888, 5573, 5776, 11146, 11552, 22292, 23104, 44584, 46208, 89168, 105887, 178336, 211774, 356672, 423548, 713344, 847096, 1694192, 2011853, 3388384, 4023706, 6776768, 8047412, 13553536, 16094824, 32189648, 64379296, 128758592, 257517184]

約数ペア:

[(1, 257517184), (2, 128758592), (4, 64379296), (8, 32189648), (16, 16094824), (19, 13553536), (32, 8047412), (38, 6776768), (64, 4023706), (76, 3388384), (128, 2011853), (152, 1694192), (304, 847096), (361, 713344), (608, 423548), (722, 356672), (1216, 211774), (1444, 178336), (2432, 105887), (2888, 89168), (5573, 46208), (5776, 44584), (11146, 23104), (11552, 22292)]