77681285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 106375680

約数和(自身を除く): 28694395

約数列:

[1, 5, 11, 29, 55, 113, 145, 319, 431, 565, 1243, 1595, 2155, 3277, 4741, 6215, 12499, 16385, 23705, 36047, 48703, 62495, 137489, 180235, 243515, 535733, 687445, 1412387, 2678665, 7061935, 15536257, 77681285]

約数ペア:

[(1, 77681285), (5, 15536257), (11, 7061935), (29, 2678665), (55, 1412387), (113, 687445), (145, 535733), (319, 243515), (431, 180235), (565, 137489), (1243, 62495), (1595, 48703), (2155, 36047), (3277, 23705), (4741, 16385), (6215, 12499)]