80598280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{287851}}^1$

素因数の和:287869

約数の個数: 32

約数和(自身を含む): 207253440

約数和(自身を除く): 126655160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 287851, 575702, 1151404, 1439255, 2014957, 2302808, 2878510, 4029914, 5757020, 8059828, 10074785, 11514040, 16119656, 20149570, 40299140, 80598280]

約数ペア:

[(1, 80598280), (2, 40299140), (4, 20149570), (5, 16119656), (7, 11514040), (8, 10074785), (10, 8059828), (14, 5757020), (20, 4029914), (28, 2878510), (35, 2302808), (40, 2014957), (56, 1439255), (70, 1151404), (140, 575702), (280, 287851)]