81979232

素因数分解:

$2^5\times {\mathrm{1009}}^1\times {\mathrm{2539}}^1$

素因数の和:3558

約数の個数: 24

約数和(自身を含む): 161620200

約数和(自身を除く): 79640968

約数列:

[1, 2, 4, 8, 16, 32, 1009, 2018, 2539, 4036, 5078, 8072, 10156, 16144, 20312, 32288, 40624, 81248, 2561851, 5123702, 10247404, 20494808, 40989616, 81979232]

約数ペア:

[(1, 81979232), (2, 40989616), (4, 20494808), (8, 10247404), (16, 5123702), (32, 2561851), (1009, 81248), (2018, 40624), (2539, 32288), (4036, 20312), (5078, 16144), (8072, 10156)]