81535432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5119}}^1$

素因数の和:5317

約数の個数: 32

約数和(自身を含む): 167731200

約数和(自身を除く): 86195768

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 724, 1448, 1991, 3982, 5119, 7964, 10238, 15928, 20476, 40952, 56309, 112618, 225236, 450472, 926539, 1853078, 3706156, 7412312, 10191929, 20383858, 40767716, 81535432]

約数ペア:

[(1, 81535432), (2, 40767716), (4, 20383858), (8, 10191929), (11, 7412312), (22, 3706156), (44, 1853078), (88, 926539), (181, 450472), (362, 225236), (724, 112618), (1448, 56309), (1991, 40952), (3982, 20476), (5119, 15928), (7964, 10238)]