81822530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6779}}^1$

素因数の和:6874

約数の個数: 32

約数和(自身を含む): 158163840

約数和(自身を除く): 76341310

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 6779, 12070, 13558, 33895, 67790, 115243, 230486, 481309, 576215, 962618, 1152430, 2406545, 4813090, 8182253, 16364506, 40911265, 81822530]

約数ペア:

[(1, 81822530), (2, 40911265), (5, 16364506), (10, 8182253), (17, 4813090), (34, 2406545), (71, 1152430), (85, 962618), (142, 576215), (170, 481309), (355, 230486), (710, 115243), (1207, 67790), (2414, 33895), (6035, 13558), (6779, 12070)]