75998800

素因数分解:

$2^4\times 5^2\times {\mathrm{189997}}^1$

素因数の和:190015

約数の個数: 30

約数和(自身を含む): 182588078

約数和(自身を除く): 106589278

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 189997, 379994, 759988, 949985, 1519976, 1899970, 3039952, 3799940, 4749925, 7599880, 9499850, 15199760, 18999700, 37999400, 75998800]

約数ペア:

[(1, 75998800), (2, 37999400), (4, 18999700), (5, 15199760), (8, 9499850), (10, 7599880), (16, 4749925), (20, 3799940), (25, 3039952), (40, 1899970), (50, 1519976), (80, 949985), (100, 759988), (200, 379994), (400, 189997)]