140724128

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1117}}^1$

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 288497664

約数和(自身を除く): 147773536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 127, 248, 254, 496, 508, 992, 1016, 1117, 2032, 2234, 3937, 4064, 4468, 7874, 8936, 15748, 17872, 31496, 34627, 35744, 62992, 69254, 125984, 138508, 141859, 277016, 283718, 554032, 567436, 1108064, 1134872, 2269744, 4397629, 4539488, 8795258, 17590516, 35181032, 70362064, 140724128]

約数ペア:

[(1, 140724128), (2, 70362064), (4, 35181032), (8, 17590516), (16, 8795258), (31, 4539488), (32, 4397629), (62, 2269744), (124, 1134872), (127, 1108064), (248, 567436), (254, 554032), (496, 283718), (508, 277016), (992, 141859), (1016, 138508), (1117, 125984), (2032, 69254), (2234, 62992), (3937, 35744), (4064, 34627), (4468, 31496), (7874, 17872), (8936, 15748)]