161805235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{100189}}^1$

素因数の和:100230

約数の個数: 16

約数和(自身を含む): 216410400

約数和(自身を除く): 54605165

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 100189, 500945, 1703213, 1903591, 8516065, 9517955, 32361047, 161805235]

約数ペア:

[(1, 161805235), (5, 32361047), (17, 9517955), (19, 8516065), (85, 1903591), (95, 1703213), (323, 500945), (1615, 100189)]