51106160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{347}}^1$

素因数の和:630

約数の個数: 80

約数和(自身を含む): 136705536

約数和(自身を除く): 85599376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 347, 526, 560, 694, 1052, 1315, 1388, 1735, 1841, 2104, 2429, 2630, 2776, 3470, 3682, 4208, 4858, 5260, 5552, 6940, 7364, 9205, 9716, 10520, 12145, 13880, 14728, 18410, 19432, 21040, 24290, 27760, 29456, 36820, 38864, 48580, 73640, 91261, 97160, 147280, 182522, 194320, 365044, 456305, 638827, 730088, 912610, 1277654, 1460176, 1825220, 2555308, 3194135, 3650440, 5110616, 6388270, 7300880, 10221232, 12776540, 25553080, 51106160]

約数ペア:

[(1, 51106160), (2, 25553080), (4, 12776540), (5, 10221232), (7, 7300880), (8, 6388270), (10, 5110616), (14, 3650440), (16, 3194135), (20, 2555308), (28, 1825220), (35, 1460176), (40, 1277654), (56, 912610), (70, 730088), (80, 638827), (112, 456305), (140, 365044), (263, 194320), (280, 182522), (347, 147280), (526, 97160), (560, 91261), (694, 73640), (1052, 48580), (1315, 38864), (1388, 36820), (1735, 29456), (1841, 27760), (2104, 24290), (2429, 21040), (2630, 19432), (2776, 18410), (3470, 14728), (3682, 13880), (4208, 12145), (4858, 10520), (5260, 9716), (5552, 9205), (6940, 7364)]