89451790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2671}}^1$

素因数の和:2892

約数の個数: 32

約数和(自身を含む): 171414144

約数和(自身を除く): 81962354

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 197, 394, 985, 1970, 2671, 3349, 5342, 6698, 13355, 16745, 26710, 33490, 45407, 90814, 227035, 454070, 526187, 1052374, 2630935, 5261870, 8945179, 17890358, 44725895, 89451790]

約数ペア:

[(1, 89451790), (2, 44725895), (5, 17890358), (10, 8945179), (17, 5261870), (34, 2630935), (85, 1052374), (170, 526187), (197, 454070), (394, 227035), (985, 90814), (1970, 45407), (2671, 33490), (3349, 26710), (5342, 16745), (6698, 13355)]