81096440

素因数分解:

$2^3\times 5^1\times {\mathrm{2027411}}^1$

素因数の和:2027422

約数の個数: 16

約数和(自身を含む): 182467080

約数和(自身を除く): 101370640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2027411, 4054822, 8109644, 10137055, 16219288, 20274110, 40548220, 81096440]

約数ペア:

[(1, 81096440), (2, 40548220), (4, 20274110), (5, 16219288), (8, 10137055), (10, 8109644), (20, 4054822), (40, 2027411)]