78801968

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1949}}^1$

素因数の和:2002

約数の個数: 60

約数和(自身を含む): 184251600

約数和(自身を除く): 105449632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 361, 532, 722, 1064, 1444, 1949, 2128, 2527, 2888, 3898, 5054, 5776, 7796, 10108, 13643, 15592, 20216, 27286, 31184, 37031, 40432, 54572, 74062, 109144, 148124, 218288, 259217, 296248, 518434, 592496, 703589, 1036868, 1407178, 2073736, 2814356, 4147472, 4925123, 5628712, 9850246, 11257424, 19700492, 39400984, 78801968]

約数ペア:

[(1, 78801968), (2, 39400984), (4, 19700492), (7, 11257424), (8, 9850246), (14, 5628712), (16, 4925123), (19, 4147472), (28, 2814356), (38, 2073736), (56, 1407178), (76, 1036868), (112, 703589), (133, 592496), (152, 518434), (266, 296248), (304, 259217), (361, 218288), (532, 148124), (722, 109144), (1064, 74062), (1444, 54572), (1949, 40432), (2128, 37031), (2527, 31184), (2888, 27286), (3898, 20216), (5054, 15592), (5776, 13643), (7796, 10108)]