54261640

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{8123}}^1$

素因数の和:8301

約数の個数: 32

約数和(自身を含む): 122834880

約数和(自身を除く): 68573240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 8123, 16246, 32492, 40615, 64984, 81230, 162460, 324920, 1356541, 2713082, 5426164, 6782705, 10852328, 13565410, 27130820, 54261640]

約数ペア:

[(1, 54261640), (2, 27130820), (4, 13565410), (5, 10852328), (8, 6782705), (10, 5426164), (20, 2713082), (40, 1356541), (167, 324920), (334, 162460), (668, 81230), (835, 64984), (1336, 40615), (1670, 32492), (3340, 16246), (6680, 8123)]