157756852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 310464000

約数和(自身を除く): 152707148

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 199, 398, 419, 473, 796, 838, 946, 1676, 1892, 2189, 4378, 4609, 8557, 8756, 9218, 17114, 18017, 18436, 34228, 36034, 72068, 83381, 94127, 166762, 188254, 198187, 333524, 376508, 396374, 792748, 917191, 1834382, 3585383, 3668764, 7170766, 14341532, 39439213, 78878426, 157756852]

約数ペア:

[(1, 157756852), (2, 78878426), (4, 39439213), (11, 14341532), (22, 7170766), (43, 3668764), (44, 3585383), (86, 1834382), (172, 917191), (199, 792748), (398, 396374), (419, 376508), (473, 333524), (796, 198187), (838, 188254), (946, 166762), (1676, 94127), (1892, 83381), (2189, 72068), (4378, 36034), (4609, 34228), (8557, 18436), (8756, 18017), (9218, 17114)]