138611900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{198017}}^1$

素因数の和:198038

約数の個数: 36

約数和(自身を含む): 343759248

約数和(自身を除く): 205147348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 198017, 396034, 792068, 990085, 1386119, 1980170, 2772238, 3960340, 4950425, 5544476, 6930595, 9900850, 13861190, 19801700, 27722380, 34652975, 69305950, 138611900]

約数ペア:

[(1, 138611900), (2, 69305950), (4, 34652975), (5, 27722380), (7, 19801700), (10, 13861190), (14, 9900850), (20, 6930595), (25, 5544476), (28, 4950425), (35, 3960340), (50, 2772238), (70, 1980170), (100, 1386119), (140, 990085), (175, 792068), (350, 396034), (700, 198017)]