87178000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:522

約数の個数: 160

約数和(自身を含む): 259983360

約数和(自身を除く): 172805360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 125, 130, 140, 175, 182, 200, 208, 250, 260, 280, 325, 350, 364, 400, 455, 479, 500, 520, 560, 650, 700, 728, 875, 910, 958, 1000, 1040, 1300, 1400, 1456, 1625, 1750, 1820, 1916, 2000, 2275, 2395, 2600, 2800, 3250, 3353, 3500, 3640, 3832, 4550, 4790, 5200, 6227, 6500, 6706, 7000, 7280, 7664, 9100, 9580, 11375, 11975, 12454, 13000, 13412, 14000, 16765, 18200, 19160, 22750, 23950, 24908, 26000, 26824, 31135, 33530, 36400, 38320, 43589, 45500, 47900, 49816, 53648, 59875, 62270, 67060, 83825, 87178, 91000, 95800, 99632, 119750, 124540, 134120, 155675, 167650, 174356, 182000, 191600, 217945, 239500, 249080, 268240, 311350, 335300, 348712, 419125, 435890, 479000, 498160, 622700, 670600, 697424, 778375, 838250, 871780, 958000, 1089725, 1245400, 1341200, 1556750, 1676500, 1743560, 2179450, 2490800, 3113500, 3353000, 3487120, 4358900, 5448625, 6227000, 6706000, 8717800, 10897250, 12454000, 17435600, 21794500, 43589000, 87178000]

約数ペア:

[(1, 87178000), (2, 43589000), (4, 21794500), (5, 17435600), (7, 12454000), (8, 10897250), (10, 8717800), (13, 6706000), (14, 6227000), (16, 5448625), (20, 4358900), (25, 3487120), (26, 3353000), (28, 3113500), (35, 2490800), (40, 2179450), (50, 1743560), (52, 1676500), (56, 1556750), (65, 1341200), (70, 1245400), (80, 1089725), (91, 958000), (100, 871780), (104, 838250), (112, 778375), (125, 697424), (130, 670600), (140, 622700), (175, 498160), (182, 479000), (200, 435890), (208, 419125), (250, 348712), (260, 335300), (280, 311350), (325, 268240), (350, 249080), (364, 239500), (400, 217945), (455, 191600), (479, 182000), (500, 174356), (520, 167650), (560, 155675), (650, 134120), (700, 124540), (728, 119750), (875, 99632), (910, 95800), (958, 91000), (1000, 87178), (1040, 83825), (1300, 67060), (1400, 62270), (1456, 59875), (1625, 53648), (1750, 49816), (1820, 47900), (1916, 45500), (2000, 43589), (2275, 38320), (2395, 36400), (2600, 33530), (2800, 31135), (3250, 26824), (3353, 26000), (3500, 24908), (3640, 23950), (3832, 22750), (4550, 19160), (4790, 18200), (5200, 16765), (6227, 14000), (6500, 13412), (6706, 13000), (7000, 12454), (7280, 11975), (7664, 11375), (9100, 9580)]