51123100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:587

約数の個数: 72

約数和(自身を含む): 127769600

約数和(自身を除く): 76646500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 199, 350, 367, 398, 700, 734, 796, 995, 1393, 1468, 1835, 1990, 2569, 2786, 3670, 3980, 4975, 5138, 5572, 6965, 7340, 9175, 9950, 10276, 12845, 13930, 18350, 19900, 25690, 27860, 34825, 36700, 51380, 64225, 69650, 73033, 128450, 139300, 146066, 256900, 292132, 365165, 511231, 730330, 1022462, 1460660, 1825825, 2044924, 2556155, 3651650, 5112310, 7303300, 10224620, 12780775, 25561550, 51123100]

約数ペア:

[(1, 51123100), (2, 25561550), (4, 12780775), (5, 10224620), (7, 7303300), (10, 5112310), (14, 3651650), (20, 2556155), (25, 2044924), (28, 1825825), (35, 1460660), (50, 1022462), (70, 730330), (100, 511231), (140, 365165), (175, 292132), (199, 256900), (350, 146066), (367, 139300), (398, 128450), (700, 73033), (734, 69650), (796, 64225), (995, 51380), (1393, 36700), (1468, 34825), (1835, 27860), (1990, 25690), (2569, 19900), (2786, 18350), (3670, 13930), (3980, 12845), (4975, 10276), (5138, 9950), (5572, 9175), (6965, 7340)]