78878096

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 181113408

約数和(自身を除く): 102235312

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 41, 44, 68, 82, 88, 136, 164, 176, 187, 272, 328, 374, 451, 643, 656, 697, 748, 902, 1286, 1394, 1496, 1804, 2572, 2788, 2992, 3608, 5144, 5576, 7073, 7216, 7667, 10288, 10931, 11152, 14146, 15334, 21862, 26363, 28292, 30668, 43724, 52726, 56584, 61336, 87448, 105452, 113168, 120241, 122672, 174896, 210904, 240482, 289993, 421808, 448171, 480964, 579986, 896342, 961928, 1159972, 1792684, 1923856, 2319944, 3585368, 4639888, 4929881, 7170736, 9859762, 19719524, 39439048, 78878096]

約数ペア:

[(1, 78878096), (2, 39439048), (4, 19719524), (8, 9859762), (11, 7170736), (16, 4929881), (17, 4639888), (22, 3585368), (34, 2319944), (41, 1923856), (44, 1792684), (68, 1159972), (82, 961928), (88, 896342), (136, 579986), (164, 480964), (176, 448171), (187, 421808), (272, 289993), (328, 240482), (374, 210904), (451, 174896), (643, 122672), (656, 120241), (697, 113168), (748, 105452), (902, 87448), (1286, 61336), (1394, 56584), (1496, 52726), (1804, 43724), (2572, 30668), (2788, 28292), (2992, 26363), (3608, 21862), (5144, 15334), (5576, 14146), (7073, 11152), (7216, 10931), (7667, 10288)]