66779128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 144516960

約数和(自身を除く): 77737832

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 107, 136, 214, 221, 353, 428, 442, 706, 856, 884, 1391, 1412, 1768, 1819, 2782, 2824, 3638, 4589, 5564, 6001, 7276, 9178, 11128, 12002, 14552, 18356, 23647, 24004, 36712, 37771, 47294, 48008, 75542, 78013, 94588, 151084, 156026, 189176, 302168, 312052, 491023, 624104, 642107, 982046, 1284214, 1964092, 2568428, 3928184, 5136856, 8347391, 16694782, 33389564, 66779128]

約数ペア:

[(1, 66779128), (2, 33389564), (4, 16694782), (8, 8347391), (13, 5136856), (17, 3928184), (26, 2568428), (34, 1964092), (52, 1284214), (68, 982046), (104, 642107), (107, 624104), (136, 491023), (214, 312052), (221, 302168), (353, 189176), (428, 156026), (442, 151084), (706, 94588), (856, 78013), (884, 75542), (1391, 48008), (1412, 47294), (1768, 37771), (1819, 36712), (2782, 24004), (2824, 23647), (3638, 18356), (4589, 14552), (5564, 12002), (6001, 11128), (7276, 9178)]