218863520

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{8191}}^1$

素因数の和:8373

約数の個数: 48

約数和(自身を含む): 520224768

約数和(自身を除く): 301361248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 5344, 6680, 8191, 13360, 16382, 26720, 32764, 40955, 65528, 81910, 131056, 163820, 262112, 327640, 655280, 1310560, 1367897, 2735794, 5471588, 6839485, 10943176, 13678970, 21886352, 27357940, 43772704, 54715880, 109431760, 218863520]

約数ペア:

[(1, 218863520), (2, 109431760), (4, 54715880), (5, 43772704), (8, 27357940), (10, 21886352), (16, 13678970), (20, 10943176), (32, 6839485), (40, 5471588), (80, 2735794), (160, 1367897), (167, 1310560), (334, 655280), (668, 327640), (835, 262112), (1336, 163820), (1670, 131056), (2672, 81910), (3340, 65528), (5344, 40955), (6680, 32764), (8191, 26720), (13360, 16382)]