65569780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{142543}}^1$

素因数の和:142575

約数の個数: 24

約数和(自身を含む): 143684352

約数和(自身を除く): 78114572

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 142543, 285086, 570172, 712715, 1425430, 2850860, 3278489, 6556978, 13113956, 16392445, 32784890, 65569780]

約数ペア:

[(1, 65569780), (2, 32784890), (4, 16392445), (5, 13113956), (10, 6556978), (20, 3278489), (23, 2850860), (46, 1425430), (92, 712715), (115, 570172), (230, 285086), (460, 142543)]