89210465

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 112615272

約数和(自身を除く): 23404807

約数列:

[1, 5, 41, 47, 197, 205, 235, 985, 1927, 2209, 8077, 9259, 9635, 11045, 40385, 46295, 90569, 379619, 435173, 452845, 1898095, 2175865, 17842093, 89210465]

約数ペア:

[(1, 89210465), (5, 17842093), (41, 2175865), (47, 1898095), (197, 452845), (205, 435173), (235, 379619), (985, 90569), (1927, 46295), (2209, 40385), (8077, 11045), (9259, 9635)]