20346125

素因数分解:

$5^3\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1325

約数の個数: 16

約数和(自身を含む): 25596480

約数和(自身を除く): 5250355

約数列:

[1, 5, 25, 125, 139, 695, 1171, 3475, 5855, 17375, 29275, 146375, 162769, 813845, 4069225, 20346125]

約数ペア:

[(1, 20346125), (5, 4069225), (25, 813845), (125, 162769), (139, 146375), (695, 29275), (1171, 17375), (3475, 5855)]