77940772

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^3\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 72

約数和(自身を含む): 172830840

約数和(自身を除く): 94890068

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 181, 182, 196, 338, 362, 364, 637, 676, 724, 1183, 1267, 1274, 2197, 2353, 2366, 2534, 2548, 4394, 4706, 4732, 5068, 8281, 8788, 8869, 9412, 15379, 16471, 16562, 17738, 30589, 30758, 32942, 33124, 35476, 61178, 61516, 65884, 107653, 115297, 122356, 214123, 215306, 230594, 397657, 428246, 430612, 461188, 795314, 856492, 1498861, 1590628, 2783599, 2997722, 5567198, 5995444, 11134396, 19485193, 38970386, 77940772]

約数ペア:

[(1, 77940772), (2, 38970386), (4, 19485193), (7, 11134396), (13, 5995444), (14, 5567198), (26, 2997722), (28, 2783599), (49, 1590628), (52, 1498861), (91, 856492), (98, 795314), (169, 461188), (181, 430612), (182, 428246), (196, 397657), (338, 230594), (362, 215306), (364, 214123), (637, 122356), (676, 115297), (724, 107653), (1183, 65884), (1267, 61516), (1274, 61178), (2197, 35476), (2353, 33124), (2366, 32942), (2534, 30758), (2548, 30589), (4394, 17738), (4706, 16562), (4732, 16471), (5068, 15379), (8281, 9412), (8788, 8869)]