200013905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 303340800

約数和(自身を除く): 103326895

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 199, 235, 329, 455, 611, 995, 1393, 1645, 2209, 2587, 3055, 4277, 6965, 9353, 11045, 12935, 15463, 18109, 21385, 28717, 46765, 65471, 77315, 90545, 121589, 143585, 201019, 327355, 439591, 607945, 851123, 1005095, 2197955, 3077137, 4255615, 5714683, 15385685, 28573415, 40002781, 200013905]

約数ペア:

[(1, 200013905), (5, 40002781), (7, 28573415), (13, 15385685), (35, 5714683), (47, 4255615), (65, 3077137), (91, 2197955), (199, 1005095), (235, 851123), (329, 607945), (455, 439591), (611, 327355), (995, 201019), (1393, 143585), (1645, 121589), (2209, 90545), (2587, 77315), (3055, 65471), (4277, 46765), (6965, 28717), (9353, 21385), (11045, 18109), (12935, 15463)]