85442980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1811}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 205785216

約数和(自身を除く): 120342236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 337, 674, 1348, 1685, 1811, 2359, 3370, 3622, 4718, 6740, 7244, 9055, 9436, 11795, 12677, 18110, 23590, 25354, 36220, 47180, 50708, 63385, 126770, 253540, 610307, 1220614, 2441228, 3051535, 4272149, 6103070, 8544298, 12206140, 17088596, 21360745, 42721490, 85442980]

約数ペア:

[(1, 85442980), (2, 42721490), (4, 21360745), (5, 17088596), (7, 12206140), (10, 8544298), (14, 6103070), (20, 4272149), (28, 3051535), (35, 2441228), (70, 1220614), (140, 610307), (337, 253540), (674, 126770), (1348, 63385), (1685, 50708), (1811, 47180), (2359, 36220), (3370, 25354), (3622, 23590), (4718, 18110), (6740, 12677), (7244, 11795), (9055, 9436)]