87565456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1279}}^1$

素因数の和:1687

約数の個数: 40

約数和(自身を含む): 185702400

約数和(自身を除く): 98136944

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 389, 778, 1279, 1556, 2558, 3112, 4279, 5116, 6224, 8558, 10232, 14069, 17116, 20464, 28138, 34232, 56276, 68464, 112552, 225104, 497531, 995062, 1990124, 3980248, 5472841, 7960496, 10945682, 21891364, 43782728, 87565456]

約数ペア:

[(1, 87565456), (2, 43782728), (4, 21891364), (8, 10945682), (11, 7960496), (16, 5472841), (22, 3980248), (44, 1990124), (88, 995062), (176, 497531), (389, 225104), (778, 112552), (1279, 68464), (1556, 56276), (2558, 34232), (3112, 28138), (4279, 20464), (5116, 17116), (6224, 14069), (8558, 10232)]