78788576

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 159239808

約数和(自身を除く): 80451232

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 181, 223, 244, 362, 446, 488, 724, 892, 976, 1448, 1784, 1952, 2896, 3568, 5792, 7136, 11041, 13603, 22082, 27206, 40363, 44164, 54412, 80726, 88328, 108824, 161452, 176656, 217648, 322904, 353312, 435296, 645808, 1291616, 2462143, 4924286, 9848572, 19697144, 39394288, 78788576]

約数ペア:

[(1, 78788576), (2, 39394288), (4, 19697144), (8, 9848572), (16, 4924286), (32, 2462143), (61, 1291616), (122, 645808), (181, 435296), (223, 353312), (244, 322904), (362, 217648), (446, 176656), (488, 161452), (724, 108824), (892, 88328), (976, 80726), (1448, 54412), (1784, 44164), (1952, 40363), (2896, 27206), (3568, 22082), (5792, 13603), (7136, 11041)]