172920005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{19751}}^1$

素因数の和:19876

約数の個数: 16

約数和(自身を含む): 221854464

約数和(自身を除く): 48934459

約数列:

[1, 5, 17, 85, 103, 515, 1751, 8755, 19751, 98755, 335767, 1678835, 2034353, 10171765, 34584001, 172920005]

約数ペア:

[(1, 172920005), (5, 34584001), (17, 10171765), (85, 2034353), (103, 1678835), (515, 335767), (1751, 98755), (8755, 19751)]