55799780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{164117}}^1$

素因数の和:164143

約数の個数: 24

約数和(自身を含む): 124073208

約数和(自身を除く): 68273428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 164117, 328234, 656468, 820585, 1641170, 2789989, 3282340, 5579978, 11159956, 13949945, 27899890, 55799780]

約数ペア:

[(1, 55799780), (2, 27899890), (4, 13949945), (5, 11159956), (10, 5579978), (17, 3282340), (20, 2789989), (34, 1641170), (68, 820585), (85, 656468), (170, 328234), (340, 164117)]