3948625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1065

約数の個数: 16

約数和(自身を含む): 5091840

約数和(自身を除く): 1143215

約数列:

[1, 5, 25, 31, 125, 155, 775, 1019, 3875, 5095, 25475, 31589, 127375, 157945, 789725, 3948625]

約数ペア:

[(1, 3948625), (5, 789725), (25, 157945), (31, 127375), (125, 31589), (155, 25475), (775, 5095), (1019, 3875)]