78530192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 178321920

約数和(自身を除く): 99791728

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 641, 806, 988, 1178, 1282, 1612, 1976, 2356, 2564, 3224, 3952, 4712, 5128, 6448, 7657, 8333, 9424, 10256, 12179, 15314, 16666, 19871, 24358, 30628, 33332, 39742, 48716, 61256, 66664, 79484, 97432, 122512, 133328, 158327, 158968, 194864, 258323, 316654, 317936, 377549, 516646, 633308, 755098, 1033292, 1266616, 1510196, 2066584, 2533232, 3020392, 4133168, 4908137, 6040784, 9816274, 19632548, 39265096, 78530192]

約数ペア:

[(1, 78530192), (2, 39265096), (4, 19632548), (8, 9816274), (13, 6040784), (16, 4908137), (19, 4133168), (26, 3020392), (31, 2533232), (38, 2066584), (52, 1510196), (62, 1266616), (76, 1033292), (104, 755098), (124, 633308), (152, 516646), (208, 377549), (247, 317936), (248, 316654), (304, 258323), (403, 194864), (494, 158968), (496, 158327), (589, 133328), (641, 122512), (806, 97432), (988, 79484), (1178, 66664), (1282, 61256), (1612, 48716), (1976, 39742), (2356, 33332), (2564, 30628), (3224, 24358), (3952, 19871), (4712, 16666), (5128, 15314), (6448, 12179), (7657, 10256), (8333, 9424)]