523996850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4051}}^1$

素因数の和:4275

約数の個数: 48

約数和(自身を含む): 1055140800

約数和(自身を除く): 531143950

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 199, 325, 398, 650, 995, 1990, 2587, 4051, 4975, 5174, 8102, 9950, 12935, 20255, 25870, 40510, 52663, 64675, 101275, 105326, 129350, 202550, 263315, 526630, 806149, 1316575, 1612298, 2633150, 4030745, 8061490, 10479937, 20153725, 20959874, 40307450, 52399685, 104799370, 261998425, 523996850]

約数ペア:

[(1, 523996850), (2, 261998425), (5, 104799370), (10, 52399685), (13, 40307450), (25, 20959874), (26, 20153725), (50, 10479937), (65, 8061490), (130, 4030745), (199, 2633150), (325, 1612298), (398, 1316575), (650, 806149), (995, 526630), (1990, 263315), (2587, 202550), (4051, 129350), (4975, 105326), (5174, 101275), (8102, 64675), (9950, 52663), (12935, 40510), (20255, 25870)]