85521490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{208589}}^1$

素因数の和:208637

約数の個数: 16

約数和(自身を含む): 157694040

約数和(自身を除く): 72172550

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 208589, 417178, 1042945, 2085890, 8552149, 17104298, 42760745, 85521490]

約数ペア:

[(1, 85521490), (2, 42760745), (5, 17104298), (10, 8552149), (41, 2085890), (82, 1042945), (205, 417178), (410, 208589)]