208879330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{82561}}^1$

素因数の和:82602

約数の個数: 32

約数和(自身を含む): 428001408

約数和(自身を除く): 219122078

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 82561, 165122, 412805, 825610, 908171, 1816342, 1898903, 3797806, 4540855, 9081710, 9494515, 18989030, 20887933, 41775866, 104439665, 208879330]

約数ペア:

[(1, 208879330), (2, 104439665), (5, 41775866), (10, 20887933), (11, 18989030), (22, 9494515), (23, 9081710), (46, 4540855), (55, 3797806), (110, 1898903), (115, 1816342), (230, 908171), (253, 825610), (506, 412805), (1265, 165122), (2530, 82561)]