87571490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{213589}}^1$

素因数の和:213637

約数の個数: 16

約数和(自身を含む): 161474040

約数和(自身を除く): 73902550

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 213589, 427178, 1067945, 2135890, 8757149, 17514298, 43785745, 87571490]

約数ペア:

[(1, 87571490), (2, 43785745), (5, 17514298), (10, 8757149), (41, 2135890), (82, 1067945), (205, 427178), (410, 213589)]