257668288

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{85661}}^1$

素因数の和:85720

約数の個数: 28

約数和(自身を含む): 522195552

約数和(自身を除く): 264527264

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 752, 1504, 3008, 85661, 171322, 342644, 685288, 1370576, 2741152, 4026067, 5482304, 8052134, 16104268, 32208536, 64417072, 128834144, 257668288]

約数ペア:

[(1, 257668288), (2, 128834144), (4, 64417072), (8, 32208536), (16, 16104268), (32, 8052134), (47, 5482304), (64, 4026067), (94, 2741152), (188, 1370576), (376, 685288), (752, 342644), (1504, 171322), (3008, 85661)]