80109128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{3907}}^1$

素因数の和:4157

約数の個数: 32

約数和(自身を含む): 164604960

約数和(自身を除く): 84495832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233, 466, 932, 1864, 2563, 3907, 5126, 7814, 10252, 15628, 20504, 31256, 42977, 85954, 171908, 343816, 910331, 1820662, 3641324, 7282648, 10013641, 20027282, 40054564, 80109128]

約数ペア:

[(1, 80109128), (2, 40054564), (4, 20027282), (8, 10013641), (11, 7282648), (22, 3641324), (44, 1820662), (88, 910331), (233, 343816), (466, 171908), (932, 85954), (1864, 42977), (2563, 31256), (3907, 20504), (5126, 15628), (7814, 10252)]