168622280

素因数分解:

$2^3\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{2591}}^1$

素因数の和:4229

約数の個数: 32

約数和(自身を含む): 379779840

約数和(自身を除く): 211157560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1627, 2591, 3254, 5182, 6508, 8135, 10364, 12955, 13016, 16270, 20728, 25910, 32540, 51820, 65080, 103640, 4215557, 8431114, 16862228, 21077785, 33724456, 42155570, 84311140, 168622280]

約数ペア:

[(1, 168622280), (2, 84311140), (4, 42155570), (5, 33724456), (8, 21077785), (10, 16862228), (20, 8431114), (40, 4215557), (1627, 103640), (2591, 65080), (3254, 51820), (5182, 32540), (6508, 25910), (8135, 20728), (10364, 16270), (12955, 13016)]