82186640

素因数分解:

$2^4\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1289}}^1$

素因数の和:2099

約数の個数: 40

約数和(自身を含む): 191472120

約数和(自身を除く): 109285480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 1289, 1594, 2578, 3188, 3985, 5156, 6376, 6445, 7970, 10312, 12752, 12890, 15940, 20624, 25780, 31880, 51560, 63760, 103120, 1027333, 2054666, 4109332, 5136665, 8218664, 10273330, 16437328, 20546660, 41093320, 82186640]

約数ペア:

[(1, 82186640), (2, 41093320), (4, 20546660), (5, 16437328), (8, 10273330), (10, 8218664), (16, 5136665), (20, 4109332), (40, 2054666), (80, 1027333), (797, 103120), (1289, 63760), (1594, 51560), (2578, 31880), (3188, 25780), (3985, 20624), (5156, 15940), (6376, 12890), (6445, 12752), (7970, 10312)]