54187520

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 132433488

約数和(自身を除く): 78245968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 347, 488, 512, 610, 640, 694, 976, 1220, 1280, 1388, 1735, 1952, 2440, 2560, 2776, 3470, 3904, 4880, 5552, 6940, 7808, 9760, 11104, 13880, 15616, 19520, 21167, 22208, 27760, 31232, 39040, 42334, 44416, 55520, 78080, 84668, 88832, 105835, 111040, 156160, 169336, 177664, 211670, 222080, 338672, 423340, 444160, 677344, 846680, 888320, 1354688, 1693360, 2709376, 3386720, 5418752, 6773440, 10837504, 13546880, 27093760, 54187520]

約数ペア:

[(1, 54187520), (2, 27093760), (4, 13546880), (5, 10837504), (8, 6773440), (10, 5418752), (16, 3386720), (20, 2709376), (32, 1693360), (40, 1354688), (61, 888320), (64, 846680), (80, 677344), (122, 444160), (128, 423340), (160, 338672), (244, 222080), (256, 211670), (305, 177664), (320, 169336), (347, 156160), (488, 111040), (512, 105835), (610, 88832), (640, 84668), (694, 78080), (976, 55520), (1220, 44416), (1280, 42334), (1388, 39040), (1735, 31232), (1952, 27760), (2440, 22208), (2560, 21167), (2776, 19520), (3470, 15616), (3904, 13880), (4880, 11104), (5552, 9760), (6940, 7808)]