199985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 16

約数和(自身を含む): 262656

約数和(自身を除く): 62671

約数列:

[1, 5, 23, 37, 47, 115, 185, 235, 851, 1081, 1739, 4255, 5405, 8695, 39997, 199985]

約数ペア:

[(1, 199985), (5, 39997), (23, 8695), (37, 5405), (47, 4255), (115, 1739), (185, 1081), (235, 851)]