16680721256

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{290767}}^1$

素因数の和:290945

約数の個数: 32

約数和(自身を含む): 32031002880

約数和(自身を除く): 15350281624

約数列:

[1, 2, 4, 8, 71, 101, 142, 202, 284, 404, 568, 808, 7171, 14342, 28684, 57368, 290767, 581534, 1163068, 2326136, 20644457, 29367467, 41288914, 58734934, 82577828, 117469868, 165155656, 234939736, 2085090157, 4170180314, 8340360628, 16680721256]

約数ペア:

[(1, 16680721256), (2, 8340360628), (4, 4170180314), (8, 2085090157), (71, 234939736), (101, 165155656), (142, 117469868), (202, 82577828), (284, 58734934), (404, 41288914), (568, 29367467), (808, 20644457), (7171, 2326136), (14342, 1163068), (28684, 581534), (57368, 290767)]