80542000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1$

素因数の和:564

約数の個数: 160

約数和(自身を含む): 243270144

約数和(自身を除く): 162728144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 125, 140, 154, 175, 176, 200, 220, 250, 275, 280, 308, 350, 385, 400, 440, 500, 523, 550, 560, 616, 700, 770, 875, 880, 1000, 1046, 1100, 1232, 1375, 1400, 1540, 1750, 1925, 2000, 2092, 2200, 2615, 2750, 2800, 3080, 3500, 3661, 3850, 4184, 4400, 5230, 5500, 5753, 6160, 7000, 7322, 7700, 8368, 9625, 10460, 11000, 11506, 13075, 14000, 14644, 15400, 18305, 19250, 20920, 22000, 23012, 26150, 28765, 29288, 30800, 36610, 38500, 40271, 41840, 46024, 52300, 57530, 58576, 65375, 73220, 77000, 80542, 91525, 92048, 104600, 115060, 130750, 143825, 146440, 154000, 161084, 183050, 201355, 209200, 230120, 261500, 287650, 292880, 322168, 366100, 402710, 457625, 460240, 523000, 575300, 644336, 719125, 732200, 805420, 915250, 1006775, 1046000, 1150600, 1438250, 1464400, 1610840, 1830500, 2013550, 2301200, 2876500, 3221680, 3661000, 4027100, 5033875, 5753000, 7322000, 8054200, 10067750, 11506000, 16108400, 20135500, 40271000, 80542000]

約数ペア:

[(1, 80542000), (2, 40271000), (4, 20135500), (5, 16108400), (7, 11506000), (8, 10067750), (10, 8054200), (11, 7322000), (14, 5753000), (16, 5033875), (20, 4027100), (22, 3661000), (25, 3221680), (28, 2876500), (35, 2301200), (40, 2013550), (44, 1830500), (50, 1610840), (55, 1464400), (56, 1438250), (70, 1150600), (77, 1046000), (80, 1006775), (88, 915250), (100, 805420), (110, 732200), (112, 719125), (125, 644336), (140, 575300), (154, 523000), (175, 460240), (176, 457625), (200, 402710), (220, 366100), (250, 322168), (275, 292880), (280, 287650), (308, 261500), (350, 230120), (385, 209200), (400, 201355), (440, 183050), (500, 161084), (523, 154000), (550, 146440), (560, 143825), (616, 130750), (700, 115060), (770, 104600), (875, 92048), (880, 91525), (1000, 80542), (1046, 77000), (1100, 73220), (1232, 65375), (1375, 58576), (1400, 57530), (1540, 52300), (1750, 46024), (1925, 41840), (2000, 40271), (2092, 38500), (2200, 36610), (2615, 30800), (2750, 29288), (2800, 28765), (3080, 26150), (3500, 23012), (3661, 22000), (3850, 20920), (4184, 19250), (4400, 18305), (5230, 15400), (5500, 14644), (5753, 14000), (6160, 13075), (7000, 11506), (7322, 11000), (7700, 10460), (8368, 9625)]