89990585

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{887}}^1$

素因数の和:1192

約数の個数: 16

約数和(自身を含む): 109714176

約数和(自身を除く): 19723591

約数列:

[1, 5, 103, 197, 515, 887, 985, 4435, 20291, 91361, 101455, 174739, 456805, 873695, 17998117, 89990585]

約数ペア:

[(1, 89990585), (5, 17998117), (103, 873695), (197, 456805), (515, 174739), (887, 101455), (985, 91361), (4435, 20291)]