137482880

素因数分解:

$2^7\times 5^1\times {\mathrm{214817}}^1$

素因数の和:214836

約数の個数: 32

約数和(自身を含む): 328671540

約数和(自身を除く): 191188660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 214817, 429634, 859268, 1074085, 1718536, 2148170, 3437072, 4296340, 6874144, 8592680, 13748288, 17185360, 27496576, 34370720, 68741440, 137482880]

約数ペア:

[(1, 137482880), (2, 68741440), (4, 34370720), (5, 27496576), (8, 17185360), (10, 13748288), (16, 8592680), (20, 6874144), (32, 4296340), (40, 3437072), (64, 2148170), (80, 1718536), (128, 1074085), (160, 859268), (320, 429634), (640, 214817)]