9968840075

素因数分解:

$5^2\times {\mathrm{443}}^1\times {\mathrm{900121}}^1$

素因数の和:900574

約数の個数: 12

約数和(自身を含む): 12389279208

約数和(自身を除く): 2420439133

約数列:

[1, 5, 25, 443, 2215, 11075, 900121, 4500605, 22503025, 398753603, 1993768015, 9968840075]

約数ペア:

[(1, 9968840075), (5, 1993768015), (25, 398753603), (443, 22503025), (2215, 4500605), (11075, 900121)]