72320005

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1\times {\mathrm{571}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 88380864

約数和(自身を除く): 16060859

約数列:

[1, 5, 73, 347, 365, 571, 1735, 2855, 25331, 41683, 126655, 198137, 208415, 990685, 14464001, 72320005]

約数ペア:

[(1, 72320005), (5, 14464001), (73, 990685), (347, 208415), (365, 198137), (571, 126655), (1735, 41683), (2855, 25331)]