209564210

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{1549}}^1$

素因数の和:1802

約数の個数: 32

約数和(自身を含む): 384350400

約数和(自身を除く): 174786190

約数列:

[1, 2, 5, 10, 83, 163, 166, 326, 415, 815, 830, 1549, 1630, 3098, 7745, 13529, 15490, 27058, 67645, 128567, 135290, 252487, 257134, 504974, 642835, 1262435, 1285670, 2524870, 20956421, 41912842, 104782105, 209564210]

約数ペア:

[(1, 209564210), (2, 104782105), (5, 41912842), (10, 20956421), (83, 2524870), (163, 1285670), (166, 1262435), (326, 642835), (415, 504974), (815, 257134), (830, 252487), (1549, 135290), (1630, 128567), (3098, 67645), (7745, 27058), (13529, 15490)]