87461290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2389}}^1$

素因数の和:2926

約数の個数: 32

約数和(自身を含む): 180339840

約数和(自身を除く): 92878550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 523, 1046, 2389, 2615, 3661, 4778, 5230, 7322, 11945, 16723, 18305, 23890, 33446, 36610, 83615, 167230, 1249447, 2498894, 6247235, 8746129, 12494470, 17492258, 43730645, 87461290]

約数ペア:

[(1, 87461290), (2, 43730645), (5, 17492258), (7, 12494470), (10, 8746129), (14, 6247235), (35, 2498894), (70, 1249447), (523, 167230), (1046, 83615), (2389, 36610), (2615, 33446), (3661, 23890), (4778, 18305), (5230, 16723), (7322, 11945)]