51170860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 124185600

約数和(自身を除く): 73014740

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 43, 46, 52, 65, 86, 92, 115, 130, 172, 199, 215, 230, 260, 299, 398, 430, 460, 559, 598, 796, 860, 989, 995, 1118, 1196, 1495, 1978, 1990, 2236, 2587, 2795, 2990, 3956, 3980, 4577, 4945, 5174, 5590, 5980, 8557, 9154, 9890, 10348, 11180, 12857, 12935, 17114, 18308, 19780, 22885, 25714, 25870, 34228, 42785, 45770, 51428, 51740, 59501, 64285, 85570, 91540, 111241, 119002, 128570, 171140, 196811, 222482, 238004, 257140, 297505, 393622, 444964, 556205, 595010, 787244, 984055, 1112410, 1190020, 1968110, 2224820, 2558543, 3936220, 5117086, 10234172, 12792715, 25585430, 51170860]

約数ペア:

[(1, 51170860), (2, 25585430), (4, 12792715), (5, 10234172), (10, 5117086), (13, 3936220), (20, 2558543), (23, 2224820), (26, 1968110), (43, 1190020), (46, 1112410), (52, 984055), (65, 787244), (86, 595010), (92, 556205), (115, 444964), (130, 393622), (172, 297505), (199, 257140), (215, 238004), (230, 222482), (260, 196811), (299, 171140), (398, 128570), (430, 119002), (460, 111241), (559, 91540), (598, 85570), (796, 64285), (860, 59501), (989, 51740), (995, 51428), (1118, 45770), (1196, 42785), (1495, 34228), (1978, 25870), (1990, 25714), (2236, 22885), (2587, 19780), (2795, 18308), (2990, 17114), (3956, 12935), (3980, 12857), (4577, 11180), (4945, 10348), (5174, 9890), (5590, 9154), (5980, 8557)]