42699688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 88704000

約数和(自身を除く): 46004312

約数列:

[1, 2, 4, 8, 19, 38, 43, 47, 76, 86, 94, 139, 152, 172, 188, 278, 344, 376, 556, 817, 893, 1112, 1634, 1786, 2021, 2641, 3268, 3572, 4042, 5282, 5977, 6533, 6536, 7144, 8084, 10564, 11954, 13066, 16168, 21128, 23908, 26132, 38399, 47816, 52264, 76798, 113563, 124127, 153596, 227126, 248254, 280919, 307192, 454252, 496508, 561838, 908504, 993016, 1123676, 2247352, 5337461, 10674922, 21349844, 42699688]

約数ペア:

[(1, 42699688), (2, 21349844), (4, 10674922), (8, 5337461), (19, 2247352), (38, 1123676), (43, 993016), (47, 908504), (76, 561838), (86, 496508), (94, 454252), (139, 307192), (152, 280919), (172, 248254), (188, 227126), (278, 153596), (344, 124127), (376, 113563), (556, 76798), (817, 52264), (893, 47816), (1112, 38399), (1634, 26132), (1786, 23908), (2021, 21128), (2641, 16168), (3268, 13066), (3572, 11954), (4042, 10564), (5282, 8084), (5977, 7144), (6533, 6536)]