12844000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:70

約数の個数: 144

約数和(自身を含む): 35970480

約数和(自身を除く): 23126480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 125, 130, 152, 160, 169, 190, 200, 208, 247, 250, 260, 304, 325, 338, 380, 400, 416, 475, 494, 500, 520, 608, 650, 676, 760, 800, 845, 950, 988, 1000, 1040, 1235, 1300, 1352, 1520, 1625, 1690, 1900, 1976, 2000, 2080, 2375, 2470, 2600, 2704, 3040, 3211, 3250, 3380, 3800, 3952, 4000, 4225, 4750, 4940, 5200, 5408, 6175, 6422, 6500, 6760, 7600, 7904, 8450, 9500, 9880, 10400, 12350, 12844, 13000, 13520, 15200, 16055, 16900, 19000, 19760, 21125, 24700, 25688, 26000, 27040, 30875, 32110, 33800, 38000, 39520, 42250, 49400, 51376, 52000, 61750, 64220, 67600, 76000, 80275, 84500, 98800, 102752, 123500, 128440, 135200, 160550, 169000, 197600, 247000, 256880, 321100, 338000, 401375, 494000, 513760, 642200, 676000, 802750, 988000, 1284400, 1605500, 2568800, 3211000, 6422000, 12844000]

約数ペア:

[(1, 12844000), (2, 6422000), (4, 3211000), (5, 2568800), (8, 1605500), (10, 1284400), (13, 988000), (16, 802750), (19, 676000), (20, 642200), (25, 513760), (26, 494000), (32, 401375), (38, 338000), (40, 321100), (50, 256880), (52, 247000), (65, 197600), (76, 169000), (80, 160550), (95, 135200), (100, 128440), (104, 123500), (125, 102752), (130, 98800), (152, 84500), (160, 80275), (169, 76000), (190, 67600), (200, 64220), (208, 61750), (247, 52000), (250, 51376), (260, 49400), (304, 42250), (325, 39520), (338, 38000), (380, 33800), (400, 32110), (416, 30875), (475, 27040), (494, 26000), (500, 25688), (520, 24700), (608, 21125), (650, 19760), (676, 19000), (760, 16900), (800, 16055), (845, 15200), (950, 13520), (988, 13000), (1000, 12844), (1040, 12350), (1235, 10400), (1300, 9880), (1352, 9500), (1520, 8450), (1625, 7904), (1690, 7600), (1900, 6760), (1976, 6500), (2000, 6422), (2080, 6175), (2375, 5408), (2470, 5200), (2600, 4940), (2704, 4750), (3040, 4225), (3211, 4000), (3250, 3952), (3380, 3800)]