25541264

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2351}}^1$

素因数の和:2463

約数の個数: 40

約数和(自身を含む): 57163008

約数和(自身を除く): 31621744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2351, 2716, 4702, 5432, 9404, 10864, 16457, 18808, 32914, 37616, 65828, 131656, 228047, 263312, 456094, 912188, 1596329, 1824376, 3192658, 3648752, 6385316, 12770632, 25541264]

約数ペア:

[(1, 25541264), (2, 12770632), (4, 6385316), (7, 3648752), (8, 3192658), (14, 1824376), (16, 1596329), (28, 912188), (56, 456094), (97, 263312), (112, 228047), (194, 131656), (388, 65828), (679, 37616), (776, 32914), (1358, 18808), (1552, 16457), (2351, 10864), (2716, 9404), (4702, 5432)]