9898900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8999}}^1$

素因数の和:9024

約数の個数: 36

約数和(自身を含む): 23436000

約数和(自身を除く): 13537100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 8999, 17998, 35996, 44995, 89990, 98989, 179980, 197978, 224975, 395956, 449950, 494945, 899900, 989890, 1979780, 2474725, 4949450, 9898900]

約数ペア:

[(1, 9898900), (2, 4949450), (4, 2474725), (5, 1979780), (10, 989890), (11, 899900), (20, 494945), (22, 449950), (25, 395956), (44, 224975), (50, 197978), (55, 179980), (100, 98989), (110, 89990), (220, 44995), (275, 35996), (550, 17998), (1100, 8999)]