85870864

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{38611}}^1$

素因数の和:38758

約数の個数: 20

約数和(自身を含む): 167576080

約数和(自身を除く): 81705216

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 38611, 77222, 154444, 308888, 617776, 5366929, 10733858, 21467716, 42935432, 85870864]

約数ペア:

[(1, 85870864), (2, 42935432), (4, 21467716), (8, 10733858), (16, 5366929), (139, 617776), (278, 308888), (556, 154444), (1112, 77222), (2224, 38611)]