156637769840

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17963047}}^1$

素因数の和:17963169

約数の個数: 40

約数和(自身を含む): 367523962080

約数和(自身を除く): 210886192240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 17963047, 35926094, 71852188, 89815235, 143704376, 179630470, 287408752, 359260940, 718521880, 1437043760, 1957972123, 3915944246, 7831888492, 9789860615, 15663776984, 19579721230, 31327553968, 39159442460, 78318884920, 156637769840]

約数ペア:

[(1, 156637769840), (2, 78318884920), (4, 39159442460), (5, 31327553968), (8, 19579721230), (10, 15663776984), (16, 9789860615), (20, 7831888492), (40, 3915944246), (80, 1957972123), (109, 1437043760), (218, 718521880), (436, 359260940), (545, 287408752), (872, 179630470), (1090, 143704376), (1744, 89815235), (2180, 71852188), (4360, 35926094), (8720, 17963047)]