81027760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92077}}^1$

素因数の和:92101

約数の個数: 40

約数和(自身を含む): 205518096

約数和(自身を除く): 124490336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 92077, 184154, 368308, 460385, 736616, 920770, 1012847, 1473232, 1841540, 2025694, 3683080, 4051388, 5064235, 7366160, 8102776, 10128470, 16205552, 20256940, 40513880, 81027760]

約数ペア:

[(1, 81027760), (2, 40513880), (4, 20256940), (5, 16205552), (8, 10128470), (10, 8102776), (11, 7366160), (16, 5064235), (20, 4051388), (22, 3683080), (40, 2025694), (44, 1841540), (55, 1473232), (80, 1012847), (88, 920770), (110, 736616), (176, 460385), (220, 368308), (440, 184154), (880, 92077)]