5225740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 11995200

約数和(自身を除く): 6769460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 199, 202, 260, 398, 404, 505, 796, 995, 1010, 1313, 1990, 2020, 2587, 2626, 3980, 5174, 5252, 6565, 10348, 12935, 13130, 20099, 25870, 26260, 40198, 51740, 80396, 100495, 200990, 261287, 401980, 522574, 1045148, 1306435, 2612870, 5225740]

約数ペア:

[(1, 5225740), (2, 2612870), (4, 1306435), (5, 1045148), (10, 522574), (13, 401980), (20, 261287), (26, 200990), (52, 100495), (65, 80396), (101, 51740), (130, 40198), (199, 26260), (202, 25870), (260, 20099), (398, 13130), (404, 12935), (505, 10348), (796, 6565), (995, 5252), (1010, 5174), (1313, 3980), (1990, 2626), (2020, 2587)]