90899875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{66109}}^1$

素因数の和:66135

約数の個数: 16

約数和(自身を含む): 123757920

約数和(自身を除く): 32858045

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 66109, 330545, 727199, 1652725, 3635995, 8263625, 18179975, 90899875]

約数ペア:

[(1, 90899875), (5, 18179975), (11, 8263625), (25, 3635995), (55, 1652725), (125, 727199), (275, 330545), (1375, 66109)]