87040004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{5227}}^1$

素因数の和:5435

約数の個数: 24

約数和(自身を含む): 159851328

約数和(自身を除く): 72811324

約数列:

[1, 2, 4, 23, 46, 92, 181, 362, 724, 4163, 5227, 8326, 10454, 16652, 20908, 120221, 240442, 480884, 946087, 1892174, 3784348, 21760001, 43520002, 87040004]

約数ペア:

[(1, 87040004), (2, 43520002), (4, 21760001), (23, 3784348), (46, 1892174), (92, 946087), (181, 480884), (362, 240442), (724, 120221), (4163, 20908), (5227, 16652), (8326, 10454)]