8517200

素因数分解:

$2^4\times 5^2\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:324

約数の個数: 60

約数和(自身を含む): 20757600

約数和(自身を除く): 12240400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 199, 200, 214, 398, 400, 428, 535, 796, 856, 995, 1070, 1592, 1712, 1990, 2140, 2675, 3184, 3980, 4280, 4975, 5350, 7960, 8560, 9950, 10700, 15920, 19900, 21293, 21400, 39800, 42586, 42800, 79600, 85172, 106465, 170344, 212930, 340688, 425860, 532325, 851720, 1064650, 1703440, 2129300, 4258600, 8517200]

約数ペア:

[(1, 8517200), (2, 4258600), (4, 2129300), (5, 1703440), (8, 1064650), (10, 851720), (16, 532325), (20, 425860), (25, 340688), (40, 212930), (50, 170344), (80, 106465), (100, 85172), (107, 79600), (199, 42800), (200, 42586), (214, 39800), (398, 21400), (400, 21293), (428, 19900), (535, 15920), (796, 10700), (856, 9950), (995, 8560), (1070, 7960), (1592, 5350), (1712, 4975), (1990, 4280), (2140, 3980), (2675, 3184)]