516490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:186

約数の個数: 32

約数和(自身を含む): 1043280

約数和(自身を除く): 526790

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 137, 145, 274, 290, 377, 685, 754, 1370, 1781, 1885, 3562, 3770, 3973, 7946, 8905, 17810, 19865, 39730, 51649, 103298, 258245, 516490]

約数ペア:

[(1, 516490), (2, 258245), (5, 103298), (10, 51649), (13, 39730), (26, 19865), (29, 17810), (58, 8905), (65, 7946), (130, 3973), (137, 3770), (145, 3562), (274, 1885), (290, 1781), (377, 1370), (685, 754)]