39400225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{50839}}^1$

素因数の和:50880

約数の個数: 12

約数和(自身を含む): 50433280

約数和(自身を除く): 11033055

約数列:

[1, 5, 25, 31, 155, 775, 50839, 254195, 1270975, 1576009, 7880045, 39400225]

約数ペア:

[(1, 39400225), (5, 7880045), (25, 1576009), (31, 1270975), (155, 254195), (775, 50839)]