80880800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 288

約数和(自身を含む): 267732864

約数和(自身を除く): 186852064

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 25, 26, 28, 32, 35, 40, 44, 50, 52, 55, 56, 65, 70, 77, 80, 88, 91, 100, 101, 104, 110, 112, 130, 140, 143, 154, 160, 175, 176, 182, 200, 202, 208, 220, 224, 260, 275, 280, 286, 308, 325, 350, 352, 364, 385, 400, 404, 416, 440, 455, 505, 520, 550, 560, 572, 616, 650, 700, 707, 715, 728, 770, 800, 808, 880, 910, 1001, 1010, 1040, 1100, 1111, 1120, 1144, 1232, 1300, 1313, 1400, 1414, 1430, 1456, 1540, 1616, 1760, 1820, 1925, 2002, 2020, 2080, 2200, 2222, 2275, 2288, 2464, 2525, 2600, 2626, 2800, 2828, 2860, 2912, 3080, 3232, 3535, 3575, 3640, 3850, 4004, 4040, 4400, 4444, 4550, 4576, 5005, 5050, 5200, 5252, 5555, 5600, 5656, 5720, 6160, 6565, 7070, 7150, 7280, 7700, 7777, 8008, 8080, 8800, 8888, 9100, 9191, 10010, 10100, 10400, 10504, 11110, 11312, 11440, 12320, 13130, 14140, 14300, 14443, 14560, 15400, 15554, 16016, 16160, 17675, 17776, 18200, 18382, 20020, 20200, 21008, 22220, 22624, 22880, 25025, 26260, 27775, 28280, 28600, 28886, 30800, 31108, 32032, 32825, 35350, 35552, 36400, 36764, 38885, 40040, 40400, 42016, 44440, 45955, 50050, 52520, 55550, 56560, 57200, 57772, 61600, 62216, 65650, 70700, 72215, 72800, 73528, 77770, 80080, 80800, 88880, 91910, 100100, 101101, 105040, 111100, 113120, 114400, 115544, 124432, 131300, 141400, 144430, 147056, 155540, 160160, 177760, 183820, 194425, 200200, 202202, 210080, 222200, 229775, 231088, 248864, 262600, 282800, 288860, 294112, 311080, 361075, 367640, 388850, 400400, 404404, 444400, 459550, 462176, 505505, 525200, 565600, 577720, 622160, 722150, 735280, 777700, 800800, 808808, 888800, 919100, 1011010, 1050400, 1155440, 1244320, 1444300, 1470560, 1555400, 1617616, 1838200, 2022020, 2310880, 2527525, 2888600, 3110800, 3235232, 3676400, 4044040, 5055050, 5777200, 6221600, 7352800, 8088080, 10110100, 11554400, 16176160, 20220200, 40440400, 80880800]

約数ペア:

[(1, 80880800), (2, 40440400), (4, 20220200), (5, 16176160), (7, 11554400), (8, 10110100), (10, 8088080), (11, 7352800), (13, 6221600), (14, 5777200), (16, 5055050), (20, 4044040), (22, 3676400), (25, 3235232), (26, 3110800), (28, 2888600), (32, 2527525), (35, 2310880), (40, 2022020), (44, 1838200), (50, 1617616), (52, 1555400), (55, 1470560), (56, 1444300), (65, 1244320), (70, 1155440), (77, 1050400), (80, 1011010), (88, 919100), (91, 888800), (100, 808808), (101, 800800), (104, 777700), (110, 735280), (112, 722150), (130, 622160), (140, 577720), (143, 565600), (154, 525200), (160, 505505), (175, 462176), (176, 459550), (182, 444400), (200, 404404), (202, 400400), (208, 388850), (220, 367640), (224, 361075), (260, 311080), (275, 294112), (280, 288860), (286, 282800), (308, 262600), (325, 248864), (350, 231088), (352, 229775), (364, 222200), (385, 210080), (400, 202202), (404, 200200), (416, 194425), (440, 183820), (455, 177760), (505, 160160), (520, 155540), (550, 147056), (560, 144430), (572, 141400), (616, 131300), (650, 124432), (700, 115544), (707, 114400), (715, 113120), (728, 111100), (770, 105040), (800, 101101), (808, 100100), (880, 91910), (910, 88880), (1001, 80800), (1010, 80080), (1040, 77770), (1100, 73528), (1111, 72800), (1120, 72215), (1144, 70700), (1232, 65650), (1300, 62216), (1313, 61600), (1400, 57772), (1414, 57200), (1430, 56560), (1456, 55550), (1540, 52520), (1616, 50050), (1760, 45955), (1820, 44440), (1925, 42016), (2002, 40400), (2020, 40040), (2080, 38885), (2200, 36764), (2222, 36400), (2275, 35552), (2288, 35350), (2464, 32825), (2525, 32032), (2600, 31108), (2626, 30800), (2800, 28886), (2828, 28600), (2860, 28280), (2912, 27775), (3080, 26260), (3232, 25025), (3535, 22880), (3575, 22624), (3640, 22220), (3850, 21008), (4004, 20200), (4040, 20020), (4400, 18382), (4444, 18200), (4550, 17776), (4576, 17675), (5005, 16160), (5050, 16016), (5200, 15554), (5252, 15400), (5555, 14560), (5600, 14443), (5656, 14300), (5720, 14140), (6160, 13130), (6565, 12320), (7070, 11440), (7150, 11312), (7280, 11110), (7700, 10504), (7777, 10400), (8008, 10100), (8080, 10010), (8800, 9191), (8888, 9100)]