81185803775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1577189}}^1$

素因数の和:1577299

約数の個数: 24

約数和(自身を含む): 105608642400

約数和(自身を除く): 24422838625

約数列:

[1, 5, 25, 29, 71, 145, 355, 725, 1775, 2059, 10295, 51475, 1577189, 7885945, 39429725, 45738481, 111980419, 228692405, 559902095, 1143462025, 2799510475, 3247432151, 16237160755, 81185803775]

約数ペア:

[(1, 81185803775), (5, 16237160755), (25, 3247432151), (29, 2799510475), (71, 1143462025), (145, 559902095), (355, 228692405), (725, 111980419), (1775, 45738481), (2059, 39429725), (10295, 7885945), (51475, 1577189)]