87018280

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{14407}}^1$

素因数の和:14569

約数の個数: 32

約数和(自身を含む): 197101440

約数和(自身を除く): 110083160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 14407, 28814, 57628, 72035, 115256, 144070, 288140, 576280, 2175457, 4350914, 8701828, 10877285, 17403656, 21754570, 43509140, 87018280]

約数ペア:

[(1, 87018280), (2, 43509140), (4, 21754570), (5, 17403656), (8, 10877285), (10, 8701828), (20, 4350914), (40, 2175457), (151, 576280), (302, 288140), (604, 144070), (755, 115256), (1208, 72035), (1510, 57628), (3020, 28814), (6040, 14407)]