54999520

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2473}}^1$

素因数の和:2627

約数の個数: 48

約数和(自身を含む): 130924080

約数和(自身を除く): 75924560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2473, 2780, 4448, 4946, 5560, 9892, 11120, 12365, 19784, 22240, 24730, 39568, 49460, 79136, 98920, 197840, 343747, 395680, 687494, 1374988, 1718735, 2749976, 3437470, 5499952, 6874940, 10999904, 13749880, 27499760, 54999520]

約数ペア:

[(1, 54999520), (2, 27499760), (4, 13749880), (5, 10999904), (8, 6874940), (10, 5499952), (16, 3437470), (20, 2749976), (32, 1718735), (40, 1374988), (80, 687494), (139, 395680), (160, 343747), (278, 197840), (556, 98920), (695, 79136), (1112, 49460), (1390, 39568), (2224, 24730), (2473, 22240), (2780, 19784), (4448, 12365), (4946, 11120), (5560, 9892)]