73080272

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{21647}}^1$

素因数の和:21866

約数の個数: 20

約数和(自身を含む): 142270656

約数和(自身を除く): 69190384

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 21647, 43294, 86588, 173176, 346352, 4567517, 9135034, 18270068, 36540136, 73080272]

約数ペア:

[(1, 73080272), (2, 36540136), (4, 18270068), (8, 9135034), (16, 4567517), (211, 346352), (422, 173176), (844, 86588), (1688, 43294), (3376, 21647)]