68282540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4273}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 155094912

約数和(自身を除く): 86812372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 4273, 7990, 8546, 15980, 17092, 21365, 42730, 72641, 85460, 145282, 200831, 290564, 363205, 401662, 726410, 803324, 1004155, 1452820, 2008310, 3414127, 4016620, 6828254, 13656508, 17070635, 34141270, 68282540]

約数ペア:

[(1, 68282540), (2, 34141270), (4, 17070635), (5, 13656508), (10, 6828254), (17, 4016620), (20, 3414127), (34, 2008310), (47, 1452820), (68, 1004155), (85, 803324), (94, 726410), (170, 401662), (188, 363205), (235, 290564), (340, 200831), (470, 145282), (799, 85460), (940, 72641), (1598, 42730), (3196, 21365), (3995, 17092), (4273, 15980), (7990, 8546)]