81549176

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 155844000

約数和(自身を除く): 74294824

約数列:

[1, 2, 4, 8, 73, 146, 292, 311, 449, 584, 622, 898, 1244, 1796, 2488, 3592, 22703, 32777, 45406, 65554, 90812, 131108, 139639, 181624, 262216, 279278, 558556, 1117112, 10193647, 20387294, 40774588, 81549176]

約数ペア:

[(1, 81549176), (2, 40774588), (4, 20387294), (8, 10193647), (73, 1117112), (146, 558556), (292, 279278), (311, 262216), (449, 181624), (584, 139639), (622, 131108), (898, 90812), (1244, 65554), (1796, 45406), (2488, 32777), (3592, 22703)]