80803120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6689}}^1$

素因数の和:6853

約数の個数: 40

約数和(自身を含む): 189139680

約数和(自身を除く): 108336560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 6689, 12080, 13378, 26756, 33445, 53512, 66890, 107024, 133780, 267560, 535120, 1010039, 2020078, 4040156, 5050195, 8080312, 10100390, 16160624, 20200780, 40401560, 80803120]

約数ペア:

[(1, 80803120), (2, 40401560), (4, 20200780), (5, 16160624), (8, 10100390), (10, 8080312), (16, 5050195), (20, 4040156), (40, 2020078), (80, 1010039), (151, 535120), (302, 267560), (604, 133780), (755, 107024), (1208, 66890), (1510, 53512), (2416, 33445), (3020, 26756), (6040, 13378), (6689, 12080)]