25478532

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 66946880

約数和(自身を除く): 41468348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 109, 129, 151, 172, 218, 258, 302, 327, 387, 436, 453, 516, 604, 654, 774, 906, 981, 1308, 1359, 1548, 1812, 1962, 2718, 3924, 4687, 5436, 6493, 9374, 12986, 14061, 16459, 18748, 19479, 25972, 28122, 32918, 38958, 42183, 49377, 56244, 58437, 65836, 77916, 84366, 98754, 116874, 148131, 168732, 197508, 233748, 296262, 592524, 707737, 1415474, 2123211, 2830948, 4246422, 6369633, 8492844, 12739266, 25478532]

約数ペア:

[(1, 25478532), (2, 12739266), (3, 8492844), (4, 6369633), (6, 4246422), (9, 2830948), (12, 2123211), (18, 1415474), (36, 707737), (43, 592524), (86, 296262), (109, 233748), (129, 197508), (151, 168732), (172, 148131), (218, 116874), (258, 98754), (302, 84366), (327, 77916), (387, 65836), (436, 58437), (453, 56244), (516, 49377), (604, 42183), (654, 38958), (774, 32918), (906, 28122), (981, 25972), (1308, 19479), (1359, 18748), (1548, 16459), (1812, 14061), (1962, 12986), (2718, 9374), (3924, 6493), (4687, 5436)]