25542440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8293}}^1$

素因数の和:8322

約数の個数: 64

約数和(自身を含む): 71660160

約数和(自身を除く): 46117720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 8293, 16586, 33172, 41465, 58051, 66344, 82930, 91223, 116102, 165860, 182446, 232204, 290255, 331720, 364892, 456115, 464408, 580510, 638561, 729784, 912230, 1161020, 1277122, 1824460, 2322040, 2554244, 3192805, 3648920, 5108488, 6385610, 12771220, 25542440]

約数ペア:

[(1, 25542440), (2, 12771220), (4, 6385610), (5, 5108488), (7, 3648920), (8, 3192805), (10, 2554244), (11, 2322040), (14, 1824460), (20, 1277122), (22, 1161020), (28, 912230), (35, 729784), (40, 638561), (44, 580510), (55, 464408), (56, 456115), (70, 364892), (77, 331720), (88, 290255), (110, 232204), (140, 182446), (154, 165860), (220, 116102), (280, 91223), (308, 82930), (385, 66344), (440, 58051), (616, 41465), (770, 33172), (1540, 16586), (3080, 8293)]