172889600

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1080

約数の個数: 120

約数和(自身を含む): 461741280

約数和(自身を除く): 288851680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 800, 832, 1039, 1040, 1280, 1300, 1600, 1664, 2078, 2080, 2560, 2600, 3200, 3328, 4156, 4160, 5195, 5200, 6400, 6656, 8312, 8320, 10390, 10400, 12800, 13507, 16624, 16640, 20780, 20800, 25975, 27014, 33248, 33280, 41560, 41600, 51950, 54028, 66496, 67535, 83120, 83200, 103900, 108056, 132992, 135070, 166240, 166400, 207800, 216112, 265984, 270140, 332480, 337675, 415600, 432224, 531968, 540280, 664960, 675350, 831200, 864448, 1080560, 1329920, 1350700, 1662400, 1728896, 2161120, 2659840, 2701400, 3324800, 3457792, 4322240, 5402800, 6649600, 6915584, 8644480, 10805600, 13299200, 17288960, 21611200, 34577920, 43222400, 86444800, 172889600]

約数ペア:

[(1, 172889600), (2, 86444800), (4, 43222400), (5, 34577920), (8, 21611200), (10, 17288960), (13, 13299200), (16, 10805600), (20, 8644480), (25, 6915584), (26, 6649600), (32, 5402800), (40, 4322240), (50, 3457792), (52, 3324800), (64, 2701400), (65, 2659840), (80, 2161120), (100, 1728896), (104, 1662400), (128, 1350700), (130, 1329920), (160, 1080560), (200, 864448), (208, 831200), (256, 675350), (260, 664960), (320, 540280), (325, 531968), (400, 432224), (416, 415600), (512, 337675), (520, 332480), (640, 270140), (650, 265984), (800, 216112), (832, 207800), (1039, 166400), (1040, 166240), (1280, 135070), (1300, 132992), (1600, 108056), (1664, 103900), (2078, 83200), (2080, 83120), (2560, 67535), (2600, 66496), (3200, 54028), (3328, 51950), (4156, 41600), (4160, 41560), (5195, 33280), (5200, 33248), (6400, 27014), (6656, 25975), (8312, 20800), (8320, 20780), (10390, 16640), (10400, 16624), (12800, 13507)]