81531456

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{24979}}^1$

素因数の和:25011

約数の個数: 56

約数和(自身を含む): 228417120

約数和(自身を除く): 146885664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 408, 544, 816, 1088, 1632, 3264, 24979, 49958, 74937, 99916, 149874, 199832, 299748, 399664, 424643, 599496, 799328, 849286, 1198992, 1273929, 1598656, 1698572, 2397984, 2547858, 3397144, 4795968, 5095716, 6794288, 10191432, 13588576, 20382864, 27177152, 40765728, 81531456]

約数ペア:

[(1, 81531456), (2, 40765728), (3, 27177152), (4, 20382864), (6, 13588576), (8, 10191432), (12, 6794288), (16, 5095716), (17, 4795968), (24, 3397144), (32, 2547858), (34, 2397984), (48, 1698572), (51, 1598656), (64, 1273929), (68, 1198992), (96, 849286), (102, 799328), (136, 599496), (192, 424643), (204, 399664), (272, 299748), (408, 199832), (544, 149874), (816, 99916), (1088, 74937), (1632, 49958), (3264, 24979)]