83778910

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 154742400

約数和(自身を除く): 70963490

約数列:

[1, 2, 5, 10, 47, 94, 235, 397, 449, 470, 794, 898, 1985, 2245, 3970, 4490, 18659, 21103, 37318, 42206, 93295, 105515, 178253, 186590, 211030, 356506, 891265, 1782530, 8377891, 16755782, 41889455, 83778910]

約数ペア:

[(1, 83778910), (2, 41889455), (5, 16755782), (10, 8377891), (47, 1782530), (94, 891265), (235, 356506), (397, 211030), (449, 186590), (470, 178253), (794, 105515), (898, 93295), (1985, 42206), (2245, 37318), (3970, 21103), (4490, 18659)]