620248850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{954229}}^1$

素因数の和:954254

約数の個数: 24

約数和(自身を含む): 1242407460

約数和(自身を除く): 622158610

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 954229, 1908458, 4771145, 9542290, 12404977, 23855725, 24809954, 47711450, 62024885, 124049770, 310124425, 620248850]

約数ペア:

[(1, 620248850), (2, 310124425), (5, 124049770), (10, 62024885), (13, 47711450), (25, 24809954), (26, 23855725), (50, 12404977), (65, 9542290), (130, 4771145), (325, 1908458), (650, 954229)]