2017302800

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{25343}}^1$

素因数の和:25560

約数の個数: 60

約数和(自身を含む): 4871116800

約数和(自身を除く): 2853814000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 796, 995, 1592, 1990, 3184, 3980, 4975, 7960, 9950, 15920, 19900, 25343, 39800, 50686, 79600, 101372, 126715, 202744, 253430, 405488, 506860, 633575, 1013720, 1267150, 2027440, 2534300, 5043257, 5068600, 10086514, 10137200, 20173028, 25216285, 40346056, 50432570, 80692112, 100865140, 126081425, 201730280, 252162850, 403460560, 504325700, 1008651400, 2017302800]

約数ペア:

[(1, 2017302800), (2, 1008651400), (4, 504325700), (5, 403460560), (8, 252162850), (10, 201730280), (16, 126081425), (20, 100865140), (25, 80692112), (40, 50432570), (50, 40346056), (80, 25216285), (100, 20173028), (199, 10137200), (200, 10086514), (398, 5068600), (400, 5043257), (796, 2534300), (995, 2027440), (1592, 1267150), (1990, 1013720), (3184, 633575), (3980, 506860), (4975, 405488), (7960, 253430), (9950, 202744), (15920, 126715), (19900, 101372), (25343, 79600), (39800, 50686)]