208099520

素因数分解:

$2^6\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1423}}^1$

素因数の和:1897

約数の個数: 56

約数和(自身を含む): 496970304

約数和(自身を除く): 288870784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 457, 914, 1423, 1828, 2285, 2846, 3656, 4570, 5692, 7115, 7312, 9140, 11384, 14230, 14624, 18280, 22768, 28460, 29248, 36560, 45536, 56920, 73120, 91072, 113840, 146240, 227680, 455360, 650311, 1300622, 2601244, 3251555, 5202488, 6503110, 10404976, 13006220, 20809952, 26012440, 41619904, 52024880, 104049760, 208099520]

約数ペア:

[(1, 208099520), (2, 104049760), (4, 52024880), (5, 41619904), (8, 26012440), (10, 20809952), (16, 13006220), (20, 10404976), (32, 6503110), (40, 5202488), (64, 3251555), (80, 2601244), (160, 1300622), (320, 650311), (457, 455360), (914, 227680), (1423, 146240), (1828, 113840), (2285, 91072), (2846, 73120), (3656, 56920), (4570, 45536), (5692, 36560), (7115, 29248), (7312, 28460), (9140, 22768), (11384, 18280), (14230, 14624)]