25439344

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 61710336

約数和(自身を除く): 36270992

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 112, 119, 124, 136, 217, 238, 248, 272, 431, 434, 476, 496, 527, 862, 868, 952, 1054, 1724, 1736, 1904, 2108, 3017, 3448, 3472, 3689, 4216, 6034, 6896, 7327, 7378, 8432, 12068, 13361, 14654, 14756, 24136, 26722, 29308, 29512, 48272, 51289, 53444, 58616, 59024, 93527, 102578, 106888, 117232, 187054, 205156, 213776, 227137, 374108, 410312, 454274, 748216, 820624, 908548, 1496432, 1589959, 1817096, 3179918, 3634192, 6359836, 12719672, 25439344]

約数ペア:

[(1, 25439344), (2, 12719672), (4, 6359836), (7, 3634192), (8, 3179918), (14, 1817096), (16, 1589959), (17, 1496432), (28, 908548), (31, 820624), (34, 748216), (56, 454274), (62, 410312), (68, 374108), (112, 227137), (119, 213776), (124, 205156), (136, 187054), (217, 117232), (238, 106888), (248, 102578), (272, 93527), (431, 59024), (434, 58616), (476, 53444), (496, 51289), (527, 48272), (862, 29512), (868, 29308), (952, 26722), (1054, 24136), (1724, 14756), (1736, 14654), (1904, 13361), (2108, 12068), (3017, 8432), (3448, 7378), (3472, 7327), (3689, 6896), (4216, 6034)]