87656820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18493}}^1$

素因数の和:18584

約数の個数: 48

約数和(自身を含む): 248559360

約数和(自身を除く): 160902540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 18493, 36986, 55479, 73972, 92465, 110958, 184930, 221916, 277395, 369860, 554790, 1109580, 1460947, 2921894, 4382841, 5843788, 7304735, 8765682, 14609470, 17531364, 21914205, 29218940, 43828410, 87656820]

約数ペア:

[(1, 87656820), (2, 43828410), (3, 29218940), (4, 21914205), (5, 17531364), (6, 14609470), (10, 8765682), (12, 7304735), (15, 5843788), (20, 4382841), (30, 2921894), (60, 1460947), (79, 1109580), (158, 554790), (237, 369860), (316, 277395), (395, 221916), (474, 184930), (790, 110958), (948, 92465), (1185, 73972), (1580, 55479), (2370, 36986), (4740, 18493)]