51858755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 72067968

約数和(自身を除く): 20209213

約数列:

[1, 5, 13, 17, 65, 71, 85, 221, 355, 661, 923, 1105, 1207, 3305, 4615, 6035, 8593, 11237, 15691, 42965, 46931, 56185, 78455, 146081, 234655, 610103, 730405, 797827, 3050515, 3989135, 10371751, 51858755]

約数ペア:

[(1, 51858755), (5, 10371751), (13, 3989135), (17, 3050515), (65, 797827), (71, 730405), (85, 610103), (221, 234655), (355, 146081), (661, 78455), (923, 56185), (1105, 46931), (1207, 42965), (3305, 15691), (4615, 11237), (6035, 8593)]