78098800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:707

約数の個数: 120

約数和(自身を含む): 211173984

約数和(自身を除く): 133075184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 40, 46, 50, 52, 65, 80, 92, 100, 104, 115, 130, 184, 200, 208, 230, 260, 299, 325, 368, 400, 460, 520, 575, 598, 650, 653, 920, 1040, 1150, 1196, 1300, 1306, 1495, 1840, 2300, 2392, 2600, 2612, 2990, 3265, 4600, 4784, 5200, 5224, 5980, 6530, 7475, 8489, 9200, 10448, 11960, 13060, 14950, 15019, 16325, 16978, 23920, 26120, 29900, 30038, 32650, 33956, 42445, 52240, 59800, 60076, 65300, 67912, 75095, 84890, 119600, 120152, 130600, 135824, 150190, 169780, 195247, 212225, 240304, 261200, 300380, 339560, 375475, 390494, 424450, 600760, 679120, 750950, 780988, 848900, 976235, 1201520, 1501900, 1561976, 1697800, 1952470, 3003800, 3123952, 3395600, 3904940, 4881175, 6007600, 7809880, 9762350, 15619760, 19524700, 39049400, 78098800]

約数ペア:

[(1, 78098800), (2, 39049400), (4, 19524700), (5, 15619760), (8, 9762350), (10, 7809880), (13, 6007600), (16, 4881175), (20, 3904940), (23, 3395600), (25, 3123952), (26, 3003800), (40, 1952470), (46, 1697800), (50, 1561976), (52, 1501900), (65, 1201520), (80, 976235), (92, 848900), (100, 780988), (104, 750950), (115, 679120), (130, 600760), (184, 424450), (200, 390494), (208, 375475), (230, 339560), (260, 300380), (299, 261200), (325, 240304), (368, 212225), (400, 195247), (460, 169780), (520, 150190), (575, 135824), (598, 130600), (650, 120152), (653, 119600), (920, 84890), (1040, 75095), (1150, 67912), (1196, 65300), (1300, 60076), (1306, 59800), (1495, 52240), (1840, 42445), (2300, 33956), (2392, 32650), (2600, 30038), (2612, 29900), (2990, 26120), (3265, 23920), (4600, 16978), (4784, 16325), (5200, 15019), (5224, 14950), (5980, 13060), (6530, 11960), (7475, 10448), (8489, 9200)]