7989875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1615

約数の個数: 16

約数和(自身を含む): 10221120

約数和(自身を除く): 2231245

約数列:

[1, 5, 25, 41, 125, 205, 1025, 1559, 5125, 7795, 38975, 63919, 194875, 319595, 1597975, 7989875]

約数ペア:

[(1, 7989875), (5, 1597975), (25, 319595), (41, 194875), (125, 63919), (205, 38975), (1025, 7795), (1559, 5125)]