208189144

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 424116000

約数和(自身を除く): 215926856

約数列:

[1, 2, 4, 8, 29, 41, 43, 58, 82, 86, 116, 164, 172, 232, 328, 344, 509, 1018, 1189, 1247, 1763, 2036, 2378, 2494, 3526, 4072, 4756, 4988, 7052, 9512, 9976, 14104, 14761, 20869, 21887, 29522, 41738, 43774, 51127, 59044, 83476, 87548, 102254, 118088, 166952, 175096, 204508, 409016, 605201, 634723, 897367, 1210402, 1269446, 1794734, 2420804, 2538892, 3589468, 4841608, 5077784, 7178936, 26023643, 52047286, 104094572, 208189144]

約数ペア:

[(1, 208189144), (2, 104094572), (4, 52047286), (8, 26023643), (29, 7178936), (41, 5077784), (43, 4841608), (58, 3589468), (82, 2538892), (86, 2420804), (116, 1794734), (164, 1269446), (172, 1210402), (232, 897367), (328, 634723), (344, 605201), (509, 409016), (1018, 204508), (1189, 175096), (1247, 166952), (1763, 118088), (2036, 102254), (2378, 87548), (2494, 83476), (3526, 59044), (4072, 51127), (4756, 43774), (4988, 41738), (7052, 29522), (9512, 21887), (9976, 20869), (14104, 14761)]