81130335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 154344960

約数和(自身を除く): 73214625

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 109, 143, 165, 195, 327, 347, 429, 545, 715, 1041, 1199, 1417, 1635, 1735, 2145, 3597, 3817, 4251, 4511, 5205, 5995, 7085, 11451, 13533, 15587, 17985, 19085, 21255, 22555, 37823, 46761, 49621, 57255, 67665, 77935, 113469, 148863, 189115, 233805, 248105, 416053, 491699, 567345, 744315, 1248159, 1475097, 2080265, 2458495, 5408689, 6240795, 7375485, 16226067, 27043445, 81130335]

約数ペア:

[(1, 81130335), (3, 27043445), (5, 16226067), (11, 7375485), (13, 6240795), (15, 5408689), (33, 2458495), (39, 2080265), (55, 1475097), (65, 1248159), (109, 744315), (143, 567345), (165, 491699), (195, 416053), (327, 248105), (347, 233805), (429, 189115), (545, 148863), (715, 113469), (1041, 77935), (1199, 67665), (1417, 57255), (1635, 49621), (1735, 46761), (2145, 37823), (3597, 22555), (3817, 21255), (4251, 19085), (4511, 17985), (5205, 15587), (5995, 13533), (7085, 11451)]