85706380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 186480000

約数和(自身を除く): 100773620

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 146, 188, 235, 292, 365, 470, 730, 940, 1249, 1460, 2498, 3431, 4996, 6245, 6862, 12490, 13724, 17155, 24980, 34310, 58703, 68620, 91177, 117406, 182354, 234812, 293515, 364708, 455885, 587030, 911770, 1174060, 1823540, 4285319, 8570638, 17141276, 21426595, 42853190, 85706380]

約数ペア:

[(1, 85706380), (2, 42853190), (4, 21426595), (5, 17141276), (10, 8570638), (20, 4285319), (47, 1823540), (73, 1174060), (94, 911770), (146, 587030), (188, 455885), (235, 364708), (292, 293515), (365, 234812), (470, 182354), (730, 117406), (940, 91177), (1249, 68620), (1460, 58703), (2498, 34310), (3431, 24980), (4996, 17155), (6245, 13724), (6862, 12490)]