208088075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37663}}^1$

素因数の和:37703

約数の個数: 24

約数和(自身を含む): 294231168

約数和(自身を除く): 86143093

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 37663, 188315, 489619, 640271, 941575, 2448095, 3201355, 8323523, 12240475, 16006775, 41617615, 208088075]

約数ペア:

[(1, 208088075), (5, 41617615), (13, 16006775), (17, 12240475), (25, 8323523), (65, 3201355), (85, 2448095), (221, 941575), (325, 640271), (425, 489619), (1105, 188315), (5525, 37663)]