81432104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4057}}^1$

素因数の和:4269

約数の個数: 32

約数和(自身を含む): 165322920

約数和(自身を除く): 83890816

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 1544, 2509, 4057, 5018, 8114, 10036, 16228, 20072, 32456, 52741, 105482, 210964, 421928, 783001, 1566002, 3132004, 6264008, 10179013, 20358026, 40716052, 81432104]

約数ペア:

[(1, 81432104), (2, 40716052), (4, 20358026), (8, 10179013), (13, 6264008), (26, 3132004), (52, 1566002), (104, 783001), (193, 421928), (386, 210964), (772, 105482), (1544, 52741), (2509, 32456), (4057, 20072), (5018, 16228), (8114, 10036)]