68676868

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5347}}^1$

素因数の和:5396

約数の個数: 36

約数和(自身を含む): 137015760

約数和(自身を除く): 68338892

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 3211, 5347, 6422, 10694, 12844, 21388, 69511, 101593, 139022, 203186, 278044, 406372, 903643, 1320709, 1807286, 2641418, 3614572, 5282836, 17169217, 34338434, 68676868]

約数ペア:

[(1, 68676868), (2, 34338434), (4, 17169217), (13, 5282836), (19, 3614572), (26, 2641418), (38, 1807286), (52, 1320709), (76, 903643), (169, 406372), (247, 278044), (338, 203186), (494, 139022), (676, 101593), (988, 69511), (3211, 21388), (5347, 12844), (6422, 10694)]