51080680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{182431}}^1$

素因数の和:182449

約数の個数: 32

約数和(自身を含む): 131351040

約数和(自身を除く): 80270360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 182431, 364862, 729724, 912155, 1277017, 1459448, 1824310, 2554034, 3648620, 5108068, 6385085, 7297240, 10216136, 12770170, 25540340, 51080680]

約数ペア:

[(1, 51080680), (2, 25540340), (4, 12770170), (5, 10216136), (7, 7297240), (8, 6385085), (10, 5108068), (14, 3648620), (20, 2554034), (28, 1824310), (35, 1459448), (40, 1277017), (56, 912155), (70, 729724), (140, 364862), (280, 182431)]