2018740925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{1601}}^1\times {\mathrm{1627}}^1$

素因数の和:3269

約数の個数: 24

約数和(自身を含む): 2587191552

約数和(自身を除く): 568450627

約数列:

[1, 5, 25, 31, 155, 775, 1601, 1627, 8005, 8135, 40025, 40675, 49631, 50437, 248155, 252185, 1240775, 1260925, 2604827, 13024135, 65120675, 80749637, 403748185, 2018740925]

約数ペア:

[(1, 2018740925), (5, 403748185), (25, 80749637), (31, 65120675), (155, 13024135), (775, 2604827), (1601, 1260925), (1627, 1240775), (8005, 252185), (8135, 248155), (40025, 50437), (40675, 49631)]