66437225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{509}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 86512320

約数和(自身を除く): 20075095

約数列:

[1, 5, 23, 25, 115, 227, 509, 575, 1135, 2545, 5221, 5675, 11707, 12725, 26105, 58535, 115543, 130525, 292675, 577715, 2657489, 2888575, 13287445, 66437225]

約数ペア:

[(1, 66437225), (5, 13287445), (23, 2888575), (25, 2657489), (115, 577715), (227, 292675), (509, 130525), (575, 115543), (1135, 58535), (2545, 26105), (5221, 12725), (5675, 11707)]