87873560

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{8353}}^1$

素因数の和:8627

約数の個数: 32

約数和(自身を含む): 198491040

約数和(自身を除く): 110617480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 8353, 10520, 16706, 33412, 41765, 66824, 83530, 167060, 334120, 2196839, 4393678, 8787356, 10984195, 17574712, 21968390, 43936780, 87873560]

約数ペア:

[(1, 87873560), (2, 43936780), (4, 21968390), (5, 17574712), (8, 10984195), (10, 8787356), (20, 4393678), (40, 2196839), (263, 334120), (526, 167060), (1052, 83530), (1315, 66824), (2104, 41765), (2630, 33412), (5260, 16706), (8353, 10520)]