89225960

素因数分解:

$2^3\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1997}}^1$

素因数の和:3125

約数の個数: 32

約数和(自身を含む): 201038760

約数和(自身を除く): 111812800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1117, 1997, 2234, 3994, 4468, 5585, 7988, 8936, 9985, 11170, 15976, 19970, 22340, 39940, 44680, 79880, 2230649, 4461298, 8922596, 11153245, 17845192, 22306490, 44612980, 89225960]

約数ペア:

[(1, 89225960), (2, 44612980), (4, 22306490), (5, 17845192), (8, 11153245), (10, 8922596), (20, 4461298), (40, 2230649), (1117, 79880), (1997, 44680), (2234, 39940), (3994, 22340), (4468, 19970), (5585, 15976), (7988, 11170), (8936, 9985)]