42553600

素因数分解:

$2^8\times 5^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 108

約数和(自身を含む): 108035620

約数和(自身を除く): 65482020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 109, 122, 128, 160, 200, 218, 244, 256, 305, 320, 400, 436, 488, 545, 610, 640, 800, 872, 976, 1090, 1220, 1280, 1525, 1600, 1744, 1952, 2180, 2440, 2725, 3050, 3200, 3488, 3904, 4360, 4880, 5450, 6100, 6400, 6649, 6976, 7808, 8720, 9760, 10900, 12200, 13298, 13952, 15616, 17440, 19520, 21800, 24400, 26596, 27904, 33245, 34880, 39040, 43600, 48800, 53192, 66490, 69760, 78080, 87200, 97600, 106384, 132980, 139520, 166225, 174400, 195200, 212768, 265960, 332450, 348800, 390400, 425536, 531920, 664900, 697600, 851072, 1063840, 1329800, 1702144, 2127680, 2659600, 4255360, 5319200, 8510720, 10638400, 21276800, 42553600]

約数ペア:

[(1, 42553600), (2, 21276800), (4, 10638400), (5, 8510720), (8, 5319200), (10, 4255360), (16, 2659600), (20, 2127680), (25, 1702144), (32, 1329800), (40, 1063840), (50, 851072), (61, 697600), (64, 664900), (80, 531920), (100, 425536), (109, 390400), (122, 348800), (128, 332450), (160, 265960), (200, 212768), (218, 195200), (244, 174400), (256, 166225), (305, 139520), (320, 132980), (400, 106384), (436, 97600), (488, 87200), (545, 78080), (610, 69760), (640, 66490), (800, 53192), (872, 48800), (976, 43600), (1090, 39040), (1220, 34880), (1280, 33245), (1525, 27904), (1600, 26596), (1744, 24400), (1952, 21800), (2180, 19520), (2440, 17440), (2725, 15616), (3050, 13952), (3200, 13298), (3488, 12200), (3904, 10900), (4360, 9760), (4880, 8720), (5450, 7808), (6100, 6976), (6400, 6649)]