268039888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{2153}}^1$

素因数の和:2443

約数の個数: 40

約数和(自身を含む): 538465536

約数和(自身を除く): 270425648

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 251, 496, 502, 1004, 2008, 2153, 4016, 4306, 7781, 8612, 15562, 17224, 31124, 34448, 62248, 66743, 124496, 133486, 266972, 533944, 540403, 1067888, 1080806, 2161612, 4323224, 8646448, 16752493, 33504986, 67009972, 134019944, 268039888]

約数ペア:

[(1, 268039888), (2, 134019944), (4, 67009972), (8, 33504986), (16, 16752493), (31, 8646448), (62, 4323224), (124, 2161612), (248, 1080806), (251, 1067888), (496, 540403), (502, 533944), (1004, 266972), (2008, 133486), (2153, 124496), (4016, 66743), (4306, 62248), (7781, 34448), (8612, 31124), (15562, 17224)]