205681190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{143833}}^1$

素因数の和:143864

約数の個数: 32

約数和(自身を含む): 434954016

約数和(自身を除く): 229272826

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 143833, 287666, 719165, 1438330, 1582163, 1869829, 3164326, 3739658, 7910815, 9349145, 15821630, 18698290, 20568119, 41136238, 102840595, 205681190]

約数ペア:

[(1, 205681190), (2, 102840595), (5, 41136238), (10, 20568119), (11, 18698290), (13, 15821630), (22, 9349145), (26, 7910815), (55, 3739658), (65, 3164326), (110, 1869829), (130, 1582163), (143, 1438330), (286, 719165), (715, 287666), (1430, 143833)]