55251680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31393}}^1$

素因数の和:31419

約数の個数: 48

約数和(自身を含む): 142403184

約数和(自身を除く): 87151504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 31393, 62786, 125572, 156965, 251144, 313930, 345323, 502288, 627860, 690646, 1004576, 1255720, 1381292, 1726615, 2511440, 2762584, 3453230, 5022880, 5525168, 6906460, 11050336, 13812920, 27625840, 55251680]

約数ペア:

[(1, 55251680), (2, 27625840), (4, 13812920), (5, 11050336), (8, 6906460), (10, 5525168), (11, 5022880), (16, 3453230), (20, 2762584), (22, 2511440), (32, 1726615), (40, 1381292), (44, 1255720), (55, 1004576), (80, 690646), (88, 627860), (110, 502288), (160, 345323), (176, 313930), (220, 251144), (352, 156965), (440, 125572), (880, 62786), (1760, 31393)]