310659950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1289

約数の個数: 48

約数和(自身を含む): 596318976

約数和(自身を除く): 285659026

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 131, 215, 262, 430, 655, 1075, 1103, 1310, 2150, 2206, 3275, 5515, 5633, 6550, 11030, 11266, 27575, 28165, 47429, 55150, 56330, 94858, 140825, 144493, 237145, 281650, 288986, 474290, 722465, 1185725, 1444930, 2371450, 3612325, 6213199, 7224650, 12426398, 31065995, 62131990, 155329975, 310659950]

約数ペア:

[(1, 310659950), (2, 155329975), (5, 62131990), (10, 31065995), (25, 12426398), (43, 7224650), (50, 6213199), (86, 3612325), (131, 2371450), (215, 1444930), (262, 1185725), (430, 722465), (655, 474290), (1075, 288986), (1103, 281650), (1310, 237145), (2150, 144493), (2206, 140825), (3275, 94858), (5515, 56330), (5633, 55150), (6550, 47429), (11030, 28165), (11266, 27575)]