265403264

素因数分解:

$2^7\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2131}}^1$

素因数の和:2291

約数の個数: 64

約数和(自身を含む): 608899200

約数和(自身を除く): 343495936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 278, 448, 556, 896, 973, 1112, 1946, 2131, 2224, 3892, 4262, 4448, 7784, 8524, 8896, 14917, 15568, 17048, 17792, 29834, 31136, 34096, 59668, 62272, 68192, 119336, 124544, 136384, 238672, 272768, 296209, 477344, 592418, 954688, 1184836, 1909376, 2073463, 2369672, 4146926, 4739344, 8293852, 9478688, 16587704, 18957376, 33175408, 37914752, 66350816, 132701632, 265403264]

約数ペア:

[(1, 265403264), (2, 132701632), (4, 66350816), (7, 37914752), (8, 33175408), (14, 18957376), (16, 16587704), (28, 9478688), (32, 8293852), (56, 4739344), (64, 4146926), (112, 2369672), (128, 2073463), (139, 1909376), (224, 1184836), (278, 954688), (448, 592418), (556, 477344), (896, 296209), (973, 272768), (1112, 238672), (1946, 136384), (2131, 124544), (2224, 119336), (3892, 68192), (4262, 62272), (4448, 59668), (7784, 34096), (8524, 31136), (8896, 29834), (14917, 17792), (15568, 17048)]