128530216

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{1871}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 249799680

約数和(自身を除く): 121269464

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 277, 554, 1108, 1871, 2216, 3742, 7484, 8587, 14968, 17174, 34348, 58001, 68696, 116002, 232004, 464008, 518267, 1036534, 2073068, 4146136, 16066277, 32132554, 64265108, 128530216]

約数ペア:

[(1, 128530216), (2, 64265108), (4, 32132554), (8, 16066277), (31, 4146136), (62, 2073068), (124, 1036534), (248, 518267), (277, 464008), (554, 232004), (1108, 116002), (1871, 68696), (2216, 58001), (3742, 34348), (7484, 17174), (8587, 14968)]