42399800

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 99603000

約数和(自身を除く): 57203200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2099, 2525, 4040, 4198, 5050, 8396, 10100, 10495, 16792, 20200, 20990, 41980, 52475, 83960, 104950, 209900, 211999, 419800, 423998, 847996, 1059995, 1695992, 2119990, 4239980, 5299975, 8479960, 10599950, 21199900, 42399800]

約数ペア:

[(1, 42399800), (2, 21199900), (4, 10599950), (5, 8479960), (8, 5299975), (10, 4239980), (20, 2119990), (25, 1695992), (40, 1059995), (50, 847996), (100, 423998), (101, 419800), (200, 211999), (202, 209900), (404, 104950), (505, 83960), (808, 52475), (1010, 41980), (2020, 20990), (2099, 20200), (2525, 16792), (4040, 10495), (4198, 10100), (5050, 8396)]