161245000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:321

約数の個数: 160

約数和(自身を含む): 458853120

約数和(自身を除く): 297608120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 125, 136, 140, 170, 175, 200, 238, 250, 271, 280, 340, 350, 425, 476, 500, 542, 595, 625, 680, 700, 850, 875, 952, 1000, 1084, 1190, 1250, 1355, 1400, 1700, 1750, 1897, 2125, 2168, 2380, 2500, 2710, 2975, 3400, 3500, 3794, 4250, 4375, 4607, 4760, 5000, 5420, 5950, 6775, 7000, 7588, 8500, 8750, 9214, 9485, 10625, 10840, 11900, 13550, 14875, 15176, 17000, 17500, 18428, 18970, 21250, 23035, 23800, 27100, 29750, 32249, 33875, 35000, 36856, 37940, 42500, 46070, 47425, 54200, 59500, 64498, 67750, 74375, 75880, 85000, 92140, 94850, 115175, 119000, 128996, 135500, 148750, 161245, 169375, 184280, 189700, 230350, 237125, 257992, 271000, 297500, 322490, 338750, 379400, 460700, 474250, 575875, 595000, 644980, 677500, 806225, 921400, 948500, 1151750, 1185625, 1289960, 1355000, 1612450, 1897000, 2303500, 2371250, 2879375, 3224900, 4031125, 4607000, 4742500, 5758750, 6449800, 8062250, 9485000, 11517500, 16124500, 20155625, 23035000, 32249000, 40311250, 80622500, 161245000]

約数ペア:

[(1, 161245000), (2, 80622500), (4, 40311250), (5, 32249000), (7, 23035000), (8, 20155625), (10, 16124500), (14, 11517500), (17, 9485000), (20, 8062250), (25, 6449800), (28, 5758750), (34, 4742500), (35, 4607000), (40, 4031125), (50, 3224900), (56, 2879375), (68, 2371250), (70, 2303500), (85, 1897000), (100, 1612450), (119, 1355000), (125, 1289960), (136, 1185625), (140, 1151750), (170, 948500), (175, 921400), (200, 806225), (238, 677500), (250, 644980), (271, 595000), (280, 575875), (340, 474250), (350, 460700), (425, 379400), (476, 338750), (500, 322490), (542, 297500), (595, 271000), (625, 257992), (680, 237125), (700, 230350), (850, 189700), (875, 184280), (952, 169375), (1000, 161245), (1084, 148750), (1190, 135500), (1250, 128996), (1355, 119000), (1400, 115175), (1700, 94850), (1750, 92140), (1897, 85000), (2125, 75880), (2168, 74375), (2380, 67750), (2500, 64498), (2710, 59500), (2975, 54200), (3400, 47425), (3500, 46070), (3794, 42500), (4250, 37940), (4375, 36856), (4607, 35000), (4760, 33875), (5000, 32249), (5420, 29750), (5950, 27100), (6775, 23800), (7000, 23035), (7588, 21250), (8500, 18970), (8750, 18428), (9214, 17500), (9485, 17000), (10625, 15176), (10840, 14875), (11900, 13550)]