56161880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82591}}^1$

素因数の和:82619

約数の個数: 32

約数和(自身を含む): 133799040

約数和(自身を除く): 77637160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 82591, 165182, 330364, 412955, 660728, 825910, 1404047, 1651820, 2808094, 3303640, 5616188, 7020235, 11232376, 14040470, 28080940, 56161880]

約数ペア:

[(1, 56161880), (2, 28080940), (4, 14040470), (5, 11232376), (8, 7020235), (10, 5616188), (17, 3303640), (20, 2808094), (34, 1651820), (40, 1404047), (68, 825910), (85, 660728), (136, 412955), (170, 330364), (340, 165182), (680, 82591)]