68678142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 155131200

約数和(自身を除く): 86453058

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 53, 74, 78, 106, 111, 159, 222, 318, 449, 481, 689, 898, 962, 1347, 1378, 1443, 1961, 2067, 2694, 2886, 3922, 4134, 5837, 5883, 11674, 11766, 16613, 17511, 23797, 25493, 33226, 35022, 47594, 49839, 50986, 71391, 76479, 99678, 142782, 152958, 215969, 309361, 431938, 618722, 647907, 880489, 928083, 1295814, 1760978, 1856166, 2641467, 5282934, 11446357, 22892714, 34339071, 68678142]

約数ペア:

[(1, 68678142), (2, 34339071), (3, 22892714), (6, 11446357), (13, 5282934), (26, 2641467), (37, 1856166), (39, 1760978), (53, 1295814), (74, 928083), (78, 880489), (106, 647907), (111, 618722), (159, 431938), (222, 309361), (318, 215969), (449, 152958), (481, 142782), (689, 99678), (898, 76479), (962, 71391), (1347, 50986), (1378, 49839), (1443, 47594), (1961, 35022), (2067, 33226), (2694, 25493), (2886, 23797), (3922, 17511), (4134, 16613), (5837, 11766), (5883, 11674)]