89700205

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1759}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 129761280

約数和(自身を除く): 40061075

約数列:

[1, 5, 7, 31, 35, 47, 155, 217, 235, 329, 1085, 1457, 1645, 1759, 7285, 8795, 10199, 12313, 50995, 54529, 61565, 82673, 272645, 381703, 413365, 578711, 1908515, 2562863, 2893555, 12814315, 17940041, 89700205]

約数ペア:

[(1, 89700205), (5, 17940041), (7, 12814315), (31, 2893555), (35, 2562863), (47, 1908515), (155, 578711), (217, 413365), (235, 381703), (329, 272645), (1085, 82673), (1457, 61565), (1645, 54529), (1759, 50995), (7285, 12313), (8795, 10199)]