31880185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{709}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 42404040

約数和(自身を除く): 10523855

約数列:

[1, 5, 17, 23, 85, 115, 391, 529, 709, 1955, 2645, 3545, 8993, 12053, 16307, 44965, 60265, 81535, 277219, 375061, 1386095, 1875305, 6376037, 31880185]

約数ペア:

[(1, 31880185), (5, 6376037), (17, 1875305), (23, 1386095), (85, 375061), (115, 277219), (391, 81535), (529, 60265), (709, 44965), (1955, 16307), (2645, 12053), (3545, 8993)]