85565480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2179

約数の個数: 128

約数和(自身を含む): 258612480

約数和(自身を除く): 173047000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2137, 2860, 3080, 3640, 4004, 4274, 5005, 5720, 8008, 8548, 10010, 10685, 14959, 17096, 20020, 21370, 23507, 27781, 29918, 40040, 42740, 47014, 55562, 59836, 74795, 85480, 94028, 111124, 117535, 119672, 138905, 149590, 164549, 188056, 194467, 222248, 235070, 277810, 299180, 305591, 329098, 388934, 470140, 555620, 598360, 611182, 658196, 777868, 822745, 940280, 972335, 1111240, 1222364, 1316392, 1527955, 1555736, 1645490, 1944670, 2139137, 2444728, 3055910, 3290980, 3889340, 4278274, 6111820, 6581960, 7778680, 8556548, 10695685, 12223640, 17113096, 21391370, 42782740, 85565480]

約数ペア:

[(1, 85565480), (2, 42782740), (4, 21391370), (5, 17113096), (7, 12223640), (8, 10695685), (10, 8556548), (11, 7778680), (13, 6581960), (14, 6111820), (20, 4278274), (22, 3889340), (26, 3290980), (28, 3055910), (35, 2444728), (40, 2139137), (44, 1944670), (52, 1645490), (55, 1555736), (56, 1527955), (65, 1316392), (70, 1222364), (77, 1111240), (88, 972335), (91, 940280), (104, 822745), (110, 777868), (130, 658196), (140, 611182), (143, 598360), (154, 555620), (182, 470140), (220, 388934), (260, 329098), (280, 305591), (286, 299180), (308, 277810), (364, 235070), (385, 222248), (440, 194467), (455, 188056), (520, 164549), (572, 149590), (616, 138905), (715, 119672), (728, 117535), (770, 111124), (910, 94028), (1001, 85480), (1144, 74795), (1430, 59836), (1540, 55562), (1820, 47014), (2002, 42740), (2137, 40040), (2860, 29918), (3080, 27781), (3640, 23507), (4004, 21370), (4274, 20020), (5005, 17096), (5720, 14959), (8008, 10685), (8548, 10010)]