85490690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449951}}^1$

素因数の和:449977

約数の個数: 16

約数和(自身を含む): 161982720

約数和(自身を除く): 76492030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 449951, 899902, 2249755, 4499510, 8549069, 17098138, 42745345, 85490690]

約数ペア:

[(1, 85490690), (2, 42745345), (5, 17098138), (10, 8549069), (19, 4499510), (38, 2249755), (95, 899902), (190, 449951)]