1213055000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{113}}^2$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 3018486900

約数和(自身を除く): 1805431900

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 113, 125, 152, 190, 200, 226, 250, 380, 452, 475, 500, 565, 625, 760, 904, 950, 1000, 1130, 1250, 1900, 2147, 2260, 2375, 2500, 2825, 3800, 4294, 4520, 4750, 5000, 5650, 8588, 9500, 10735, 11300, 11875, 12769, 14125, 17176, 19000, 21470, 22600, 23750, 25538, 28250, 42940, 47500, 51076, 53675, 56500, 63845, 70625, 85880, 95000, 102152, 107350, 113000, 127690, 141250, 214700, 242611, 255380, 268375, 282500, 319225, 429400, 485222, 510760, 536750, 565000, 638450, 970444, 1073500, 1213055, 1276900, 1341875, 1596125, 1940888, 2147000, 2426110, 2553800, 2683750, 3192250, 4852220, 5367500, 6065275, 6384500, 7980625, 9704440, 10735000, 12130550, 12769000, 15961250, 24261100, 30326375, 31922500, 48522200, 60652750, 63845000, 121305500, 151631875, 242611000, 303263750, 606527500, 1213055000]

約数ペア:

[(1, 1213055000), (2, 606527500), (4, 303263750), (5, 242611000), (8, 151631875), (10, 121305500), (19, 63845000), (20, 60652750), (25, 48522200), (38, 31922500), (40, 30326375), (50, 24261100), (76, 15961250), (95, 12769000), (100, 12130550), (113, 10735000), (125, 9704440), (152, 7980625), (190, 6384500), (200, 6065275), (226, 5367500), (250, 4852220), (380, 3192250), (452, 2683750), (475, 2553800), (500, 2426110), (565, 2147000), (625, 1940888), (760, 1596125), (904, 1341875), (950, 1276900), (1000, 1213055), (1130, 1073500), (1250, 970444), (1900, 638450), (2147, 565000), (2260, 536750), (2375, 510760), (2500, 485222), (2825, 429400), (3800, 319225), (4294, 282500), (4520, 268375), (4750, 255380), (5000, 242611), (5650, 214700), (8588, 141250), (9500, 127690), (10735, 113000), (11300, 107350), (11875, 102152), (12769, 95000), (14125, 85880), (17176, 70625), (19000, 63845), (21470, 56500), (22600, 53675), (23750, 51076), (25538, 47500), (28250, 42940)]