81180975

素因数分解:

$3^1\times 5^2\times {\mathrm{179}}^1\times {\mathrm{6047}}^1$

素因数の和:6239

約数の個数: 24

約数和(自身を含む): 134991360

約数和(自身を除く): 53810385

約数列:

[1, 3, 5, 15, 25, 75, 179, 537, 895, 2685, 4475, 6047, 13425, 18141, 30235, 90705, 151175, 453525, 1082413, 3247239, 5412065, 16236195, 27060325, 81180975]

約数ペア:

[(1, 81180975), (3, 27060325), (5, 16236195), (15, 5412065), (25, 3247239), (75, 1082413), (179, 453525), (537, 151175), (895, 90705), (2685, 30235), (4475, 18141), (6047, 13425)]