200064880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28099}}^1$

素因数の和:28201

約数の個数: 40

約数和(自身を含む): 470394000

約数和(自身を除く): 270329120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 28099, 56198, 112396, 140495, 224792, 280990, 449584, 561980, 1123960, 2247920, 2500811, 5001622, 10003244, 12504055, 20006488, 25008110, 40012976, 50016220, 100032440, 200064880]

約数ペア:

[(1, 200064880), (2, 100032440), (4, 50016220), (5, 40012976), (8, 25008110), (10, 20006488), (16, 12504055), (20, 10003244), (40, 5001622), (80, 2500811), (89, 2247920), (178, 1123960), (356, 561980), (445, 449584), (712, 280990), (890, 224792), (1424, 140495), (1780, 112396), (3560, 56198), (7120, 28099)]