98079760

素因数分解:

$2^4\times 5^1\times {\mathrm{1225997}}^1$

素因数の和:1226010

約数の個数: 20

約数和(自身を含む): 228035628

約数和(自身を除く): 129955868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1225997, 2451994, 4903988, 6129985, 9807976, 12259970, 19615952, 24519940, 49039880, 98079760]

約数ペア:

[(1, 98079760), (2, 49039880), (4, 24519940), (5, 19615952), (8, 12259970), (10, 9807976), (16, 6129985), (20, 4903988), (40, 2451994), (80, 1225997)]