25638544

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 51163640

約数和(自身を除く): 25525096

約数列:

[1, 2, 4, 8, 16, 61, 109, 122, 218, 241, 244, 436, 482, 488, 872, 964, 976, 1744, 1928, 3856, 6649, 13298, 14701, 26269, 26596, 29402, 52538, 53192, 58804, 105076, 106384, 117608, 210152, 235216, 420304, 1602409, 3204818, 6409636, 12819272, 25638544]

約数ペア:

[(1, 25638544), (2, 12819272), (4, 6409636), (8, 3204818), (16, 1602409), (61, 420304), (109, 235216), (122, 210152), (218, 117608), (241, 106384), (244, 105076), (436, 58804), (482, 53192), (488, 52538), (872, 29402), (964, 26596), (976, 26269), (1744, 14701), (1928, 13298), (3856, 6649)]