81004568

素因数分解:

$2^3\times {\mathrm{1091}}^1\times {\mathrm{9281}}^1$

素因数の和:10378

約数の個数: 16

約数和(自身を含む): 152039160

約数和(自身を除く): 71034592

約数列:

[1, 2, 4, 8, 1091, 2182, 4364, 8728, 9281, 18562, 37124, 74248, 10125571, 20251142, 40502284, 81004568]

約数ペア:

[(1, 81004568), (2, 40502284), (4, 20251142), (8, 10125571), (1091, 74248), (2182, 37124), (4364, 18562), (8728, 9281)]