52812560

素因数分解:

$2^4\times 5^1\times {\mathrm{660157}}^1$

素因数の和:660170

約数の個数: 20

約数和(自身を含む): 122789388

約数和(自身を除く): 69976828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 660157, 1320314, 2640628, 3300785, 5281256, 6601570, 10562512, 13203140, 26406280, 52812560]

約数ペア:

[(1, 52812560), (2, 26406280), (4, 13203140), (5, 10562512), (8, 6601570), (10, 5281256), (16, 3300785), (20, 2640628), (40, 1320314), (80, 660157)]