52866520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{541}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 136584000

約数和(自身を除く): 83717480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 349, 541, 698, 1082, 1396, 1745, 2164, 2443, 2705, 2792, 3490, 3787, 4328, 4886, 5410, 6980, 7574, 9772, 10820, 12215, 13960, 15148, 18935, 19544, 21640, 24430, 30296, 37870, 48860, 75740, 97720, 151480, 188809, 377618, 755236, 944045, 1321663, 1510472, 1888090, 2643326, 3776180, 5286652, 6608315, 7552360, 10573304, 13216630, 26433260, 52866520]

約数ペア:

[(1, 52866520), (2, 26433260), (4, 13216630), (5, 10573304), (7, 7552360), (8, 6608315), (10, 5286652), (14, 3776180), (20, 2643326), (28, 1888090), (35, 1510472), (40, 1321663), (56, 944045), (70, 755236), (140, 377618), (280, 188809), (349, 151480), (541, 97720), (698, 75740), (1082, 48860), (1396, 37870), (1745, 30296), (2164, 24430), (2443, 21640), (2705, 19544), (2792, 18935), (3490, 15148), (3787, 13960), (4328, 12215), (4886, 10820), (5410, 9772), (6980, 7574)]