72447680

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4817}}^1$

素因数の和:4881

約数の個数: 56

約数和(自身を含む): 176223168

約数和(自身を除く): 103775488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1880, 3008, 3760, 4817, 7520, 9634, 15040, 19268, 24085, 38536, 48170, 77072, 96340, 154144, 192680, 226399, 308288, 385360, 452798, 770720, 905596, 1131995, 1541440, 1811192, 2263990, 3622384, 4527980, 7244768, 9055960, 14489536, 18111920, 36223840, 72447680]

約数ペア:

[(1, 72447680), (2, 36223840), (4, 18111920), (5, 14489536), (8, 9055960), (10, 7244768), (16, 4527980), (20, 3622384), (32, 2263990), (40, 1811192), (47, 1541440), (64, 1131995), (80, 905596), (94, 770720), (160, 452798), (188, 385360), (235, 308288), (320, 226399), (376, 192680), (470, 154144), (752, 96340), (940, 77072), (1504, 48170), (1880, 38536), (3008, 24085), (3760, 19268), (4817, 15040), (7520, 9634)]