79889985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1997}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 159584256

約数和(自身を除く): 79694271

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 635, 889, 1143, 1905, 1997, 2667, 4445, 5715, 5991, 8001, 9985, 13335, 13979, 17973, 29955, 40005, 41937, 69895, 89865, 125811, 209685, 253619, 629055, 760857, 1268095, 1775333, 2282571, 3804285, 5325999, 8876665, 11412855, 15977997, 26629995, 79889985]

約数ペア:

[(1, 79889985), (3, 26629995), (5, 15977997), (7, 11412855), (9, 8876665), (15, 5325999), (21, 3804285), (35, 2282571), (45, 1775333), (63, 1268095), (105, 760857), (127, 629055), (315, 253619), (381, 209685), (635, 125811), (889, 89865), (1143, 69895), (1905, 41937), (1997, 40005), (2667, 29955), (4445, 17973), (5715, 13979), (5991, 13335), (8001, 9985)]