172402790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{27673}}^1$

素因数の和:27776

約数の個数: 32

約数和(自身を含む): 358655040

約数和(自身を除く): 186252250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 27673, 55346, 138365, 193711, 276730, 387422, 968555, 1937110, 2462897, 4925794, 12314485, 17240279, 24628970, 34480558, 86201395, 172402790]

約数ペア:

[(1, 172402790), (2, 86201395), (5, 34480558), (7, 24628970), (10, 17240279), (14, 12314485), (35, 4925794), (70, 2462897), (89, 1937110), (178, 968555), (445, 387422), (623, 276730), (890, 193711), (1246, 138365), (3115, 55346), (6230, 27673)]