82089580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 179825184

約数和(自身を除く): 97735604

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 1801, 2279, 3602, 4558, 7204, 9005, 9116, 11395, 18010, 22790, 36020, 45580, 77443, 95453, 154886, 190906, 309772, 381812, 387215, 477265, 774430, 954530, 1548860, 1909060, 4104479, 8208958, 16417916, 20522395, 41044790, 82089580]

約数ペア:

[(1, 82089580), (2, 41044790), (4, 20522395), (5, 16417916), (10, 8208958), (20, 4104479), (43, 1909060), (53, 1548860), (86, 954530), (106, 774430), (172, 477265), (212, 387215), (215, 381812), (265, 309772), (430, 190906), (530, 154886), (860, 95453), (1060, 77443), (1801, 45580), (2279, 36020), (3602, 22790), (4558, 18010), (7204, 11395), (9005, 9116)]