2851210250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 6501980160

約数和(自身を除く): 3650769910

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 125, 170, 175, 238, 239, 250, 350, 401, 425, 478, 595, 802, 850, 875, 1190, 1195, 1673, 1750, 2005, 2125, 2390, 2807, 2975, 3346, 4010, 4063, 4250, 5614, 5950, 5975, 6817, 8126, 8365, 10025, 11950, 13634, 14035, 14875, 16730, 20050, 20315, 28070, 28441, 29750, 29875, 34085, 40630, 41825, 47719, 50125, 56882, 59750, 68170, 70175, 83650, 95438, 95839, 100250, 101575, 140350, 142205, 170425, 191678, 203150, 209125, 238595, 284410, 340850, 350875, 418250, 477190, 479195, 507875, 670873, 701750, 711025, 852125, 958390, 1015750, 1192975, 1341746, 1422050, 1629263, 1704250, 2385950, 2395975, 3258526, 3354365, 3555125, 4791950, 5964875, 6708730, 7110250, 8146315, 11404841, 11929750, 11979875, 16292630, 16771825, 22809682, 23959750, 33543650, 40731575, 57024205, 81463150, 83859125, 114048410, 167718250, 203657875, 285121025, 407315750, 570242050, 1425605125, 2851210250]

約数ペア:

[(1, 2851210250), (2, 1425605125), (5, 570242050), (7, 407315750), (10, 285121025), (14, 203657875), (17, 167718250), (25, 114048410), (34, 83859125), (35, 81463150), (50, 57024205), (70, 40731575), (85, 33543650), (119, 23959750), (125, 22809682), (170, 16771825), (175, 16292630), (238, 11979875), (239, 11929750), (250, 11404841), (350, 8146315), (401, 7110250), (425, 6708730), (478, 5964875), (595, 4791950), (802, 3555125), (850, 3354365), (875, 3258526), (1190, 2395975), (1195, 2385950), (1673, 1704250), (1750, 1629263), (2005, 1422050), (2125, 1341746), (2390, 1192975), (2807, 1015750), (2975, 958390), (3346, 852125), (4010, 711025), (4063, 701750), (4250, 670873), (5614, 507875), (5950, 479195), (5975, 477190), (6817, 418250), (8126, 350875), (8365, 340850), (10025, 284410), (11950, 238595), (13634, 209125), (14035, 203150), (14875, 191678), (16730, 170425), (20050, 142205), (20315, 140350), (28070, 101575), (28441, 100250), (29750, 95839), (29875, 95438), (34085, 83650), (40630, 70175), (41825, 68170), (47719, 59750), (50125, 56882)]