87657710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4079}}^1$

素因数の和:4400

約数の個数: 32

約数和(自身を含む): 180956160

約数和(自身を除く): 93298450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 1535, 2149, 3070, 4079, 4298, 8158, 10745, 20395, 21490, 28553, 40790, 57106, 142765, 285530, 1252253, 2504506, 6261265, 8765771, 12522530, 17531542, 43828855, 87657710]

約数ペア:

[(1, 87657710), (2, 43828855), (5, 17531542), (7, 12522530), (10, 8765771), (14, 6261265), (35, 2504506), (70, 1252253), (307, 285530), (614, 142765), (1535, 57106), (2149, 40790), (3070, 28553), (4079, 21490), (4298, 20395), (8158, 10745)]