81180170

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{58403}}^1$

素因数の和:58549

約数の個数: 16

約数和(自身を含む): 147178080

約数和(自身を除く): 65997910

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 58403, 116806, 292015, 584030, 8118017, 16236034, 40590085, 81180170]

約数ペア:

[(1, 81180170), (2, 40590085), (5, 16236034), (10, 8118017), (139, 584030), (278, 292015), (695, 116806), (1390, 58403)]