38999600

素因数分解:

$2^4\times 5^2\times {\mathrm{97499}}^1$

素因数の和:97517

約数の個数: 30

約数和(自身を含む): 93697500

約数和(自身を除く): 54697900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 97499, 194998, 389996, 487495, 779992, 974990, 1559984, 1949980, 2437475, 3899960, 4874950, 7799920, 9749900, 19499800, 38999600]

約数ペア:

[(1, 38999600), (2, 19499800), (4, 9749900), (5, 7799920), (8, 4874950), (10, 3899960), (16, 2437475), (20, 1949980), (25, 1559984), (40, 974990), (50, 779992), (80, 487495), (100, 389996), (200, 194998), (400, 97499)]