69888800

素因数分解:

$2^5\times 5^2\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:658

約数の個数: 72

約数和(自身を含む): 171864000

約数和(自身を除く): 101975200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 199, 200, 398, 400, 439, 796, 800, 878, 995, 1592, 1756, 1990, 2195, 3184, 3512, 3980, 4390, 4975, 6368, 7024, 7960, 8780, 9950, 10975, 14048, 15920, 17560, 19900, 21950, 31840, 35120, 39800, 43900, 70240, 79600, 87361, 87800, 159200, 174722, 175600, 349444, 351200, 436805, 698888, 873610, 1397776, 1747220, 2184025, 2795552, 3494440, 4368050, 6988880, 8736100, 13977760, 17472200, 34944400, 69888800]

約数ペア:

[(1, 69888800), (2, 34944400), (4, 17472200), (5, 13977760), (8, 8736100), (10, 6988880), (16, 4368050), (20, 3494440), (25, 2795552), (32, 2184025), (40, 1747220), (50, 1397776), (80, 873610), (100, 698888), (160, 436805), (199, 351200), (200, 349444), (398, 175600), (400, 174722), (439, 159200), (796, 87800), (800, 87361), (878, 79600), (995, 70240), (1592, 43900), (1756, 39800), (1990, 35120), (2195, 31840), (3184, 21950), (3512, 19900), (3980, 17560), (4390, 15920), (4975, 14048), (6368, 10975), (7024, 9950), (7960, 8780)]