56448640

素因数分解:

$2^7\times 5^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 135943560

約数和(自身を除く): 79494920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 320, 386, 457, 640, 772, 914, 965, 1544, 1828, 1930, 2285, 3088, 3656, 3860, 4570, 6176, 7312, 7720, 9140, 12352, 14624, 15440, 18280, 24704, 29248, 30880, 36560, 58496, 61760, 73120, 88201, 123520, 146240, 176402, 292480, 352804, 441005, 705608, 882010, 1411216, 1764020, 2822432, 3528040, 5644864, 7056080, 11289728, 14112160, 28224320, 56448640]

約数ペア:

[(1, 56448640), (2, 28224320), (4, 14112160), (5, 11289728), (8, 7056080), (10, 5644864), (16, 3528040), (20, 2822432), (32, 1764020), (40, 1411216), (64, 882010), (80, 705608), (128, 441005), (160, 352804), (193, 292480), (320, 176402), (386, 146240), (457, 123520), (640, 88201), (772, 73120), (914, 61760), (965, 58496), (1544, 36560), (1828, 30880), (1930, 29248), (2285, 24704), (3088, 18280), (3656, 15440), (3860, 14624), (4570, 12352), (6176, 9140), (7312, 7720)]