161545400

素因数分解:

$2^3\times 5^2\times {\mathrm{739}}^1\times {\mathrm{1093}}^1$

素因数の和:1848

約数の個数: 48

約数和(自身を含む): 376445400

約数和(自身を除く): 214900000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 739, 1093, 1478, 2186, 2956, 3695, 4372, 5465, 5912, 7390, 8744, 10930, 14780, 18475, 21860, 27325, 29560, 36950, 43720, 54650, 73900, 109300, 147800, 218600, 807727, 1615454, 3230908, 4038635, 6461816, 8077270, 16154540, 20193175, 32309080, 40386350, 80772700, 161545400]

約数ペア:

[(1, 161545400), (2, 80772700), (4, 40386350), (5, 32309080), (8, 20193175), (10, 16154540), (20, 8077270), (25, 6461816), (40, 4038635), (50, 3230908), (100, 1615454), (200, 807727), (739, 218600), (1093, 147800), (1478, 109300), (2186, 73900), (2956, 54650), (3695, 43720), (4372, 36950), (5465, 29560), (5912, 27325), (7390, 21860), (8744, 18475), (10930, 14780)]