87581690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1721}}^1$

素因数の和:2462

約数の個数: 32

約数和(自身を含む): 180520704

約数和(自身を除く): 92939014

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 727, 1454, 1721, 3442, 3635, 5089, 7270, 8605, 10178, 12047, 17210, 24094, 25445, 50890, 60235, 120470, 1251167, 2502334, 6255835, 8758169, 12511670, 17516338, 43790845, 87581690]

約数ペア:

[(1, 87581690), (2, 43790845), (5, 17516338), (7, 12511670), (10, 8758169), (14, 6255835), (35, 2502334), (70, 1251167), (727, 120470), (1454, 60235), (1721, 50890), (3442, 25445), (3635, 24094), (5089, 17210), (7270, 12047), (8605, 10178)]