64615265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{90371}}^1$

素因数の和:90400

約数の個数: 16

約数和(自身を含む): 91094976

約数和(自身を除く): 26479711

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 90371, 451855, 994081, 1174823, 4970405, 5874115, 12923053, 64615265]

約数ペア:

[(1, 64615265), (5, 12923053), (11, 5874115), (13, 4970405), (55, 1174823), (65, 994081), (143, 451855), (715, 90371)]