25481408

素因数分解:

$2^6\times {\mathrm{61}}^2\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 42

約数和(自身を含む): 51887628

約数和(自身を除く): 26406220

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 107, 122, 214, 244, 428, 488, 856, 976, 1712, 1952, 3424, 3721, 3904, 6527, 6848, 7442, 13054, 14884, 26108, 29768, 52216, 59536, 104432, 119072, 208864, 238144, 398147, 417728, 796294, 1592588, 3185176, 6370352, 12740704, 25481408]

約数ペア:

[(1, 25481408), (2, 12740704), (4, 6370352), (8, 3185176), (16, 1592588), (32, 796294), (61, 417728), (64, 398147), (107, 238144), (122, 208864), (214, 119072), (244, 104432), (428, 59536), (488, 52216), (856, 29768), (976, 26108), (1712, 14884), (1952, 13054), (3424, 7442), (3721, 6848), (3904, 6527)]