85777456

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{38569}}^1$

素因数の和:38716

約数の個数: 20

約数和(自身を含む): 167393800

約数和(自身を除く): 81616344

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 38569, 77138, 154276, 308552, 617104, 5361091, 10722182, 21444364, 42888728, 85777456]

約数ペア:

[(1, 85777456), (2, 42888728), (4, 21444364), (8, 10722182), (16, 5361091), (139, 617104), (278, 308552), (556, 154276), (1112, 77138), (2224, 38569)]