128672072

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{17891}}^1$

素因数の和:17957

約数の個数: 32

約数和(自身を含む): 257644800

約数和(自身を除く): 128972728

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 232, 248, 899, 1798, 3596, 7192, 17891, 35782, 71564, 143128, 518839, 554621, 1037678, 1109242, 2075356, 2218484, 4150712, 4436968, 16084009, 32168018, 64336036, 128672072]

約数ペア:

[(1, 128672072), (2, 64336036), (4, 32168018), (8, 16084009), (29, 4436968), (31, 4150712), (58, 2218484), (62, 2075356), (116, 1109242), (124, 1037678), (232, 554621), (248, 518839), (899, 143128), (1798, 71564), (3596, 35782), (7192, 17891)]