53745020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16691}}^1$

素因数の和:16730

約数の個数: 48

約数和(自身を含む): 134604288

約数和(自身を除く): 80859268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 16691, 33382, 66764, 83455, 116837, 166910, 233674, 333820, 383893, 467348, 584185, 767786, 1168370, 1535572, 1919465, 2336740, 2687251, 3838930, 5374502, 7677860, 10749004, 13436255, 26872510, 53745020]

約数ペア:

[(1, 53745020), (2, 26872510), (4, 13436255), (5, 10749004), (7, 7677860), (10, 5374502), (14, 3838930), (20, 2687251), (23, 2336740), (28, 1919465), (35, 1535572), (46, 1168370), (70, 767786), (92, 584185), (115, 467348), (140, 383893), (161, 333820), (230, 233674), (322, 166910), (460, 116837), (644, 83455), (805, 66764), (1610, 33382), (3220, 16691)]