81295064

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2441}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 159999840

約数和(自身を除く): 78704776

約数列:

[1, 2, 4, 8, 23, 46, 92, 181, 184, 362, 724, 1448, 2441, 4163, 4882, 8326, 9764, 16652, 19528, 33304, 56143, 112286, 224572, 441821, 449144, 883642, 1767284, 3534568, 10161883, 20323766, 40647532, 81295064]

約数ペア:

[(1, 81295064), (2, 40647532), (4, 20323766), (8, 10161883), (23, 3534568), (46, 1767284), (92, 883642), (181, 449144), (184, 441821), (362, 224572), (724, 112286), (1448, 56143), (2441, 33304), (4163, 19528), (4882, 16652), (8326, 9764)]