158361920

素因数分解:

$2^6\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2591}}^1$

素因数の和:2799

約数の個数: 56

約数和(自身を含む): 379219968

約数和(自身を除く): 220858048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 191, 320, 382, 764, 955, 1528, 1910, 2591, 3056, 3820, 5182, 6112, 7640, 10364, 12224, 12955, 15280, 20728, 25910, 30560, 41456, 51820, 61120, 82912, 103640, 165824, 207280, 414560, 494881, 829120, 989762, 1979524, 2474405, 3959048, 4948810, 7918096, 9897620, 15836192, 19795240, 31672384, 39590480, 79180960, 158361920]

約数ペア:

[(1, 158361920), (2, 79180960), (4, 39590480), (5, 31672384), (8, 19795240), (10, 15836192), (16, 9897620), (20, 7918096), (32, 4948810), (40, 3959048), (64, 2474405), (80, 1979524), (160, 989762), (191, 829120), (320, 494881), (382, 414560), (764, 207280), (955, 165824), (1528, 103640), (1910, 82912), (2591, 61120), (3056, 51820), (3820, 41456), (5182, 30560), (6112, 25910), (7640, 20728), (10364, 15280), (12224, 12955)]