81084850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21061}}^1$

素因数の和:21091

約数の個数: 48

約数和(自身を含む): 188041536

約数和(自身を除く): 106956686

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 21061, 42122, 105305, 147427, 210610, 231671, 294854, 463342, 526525, 737135, 1053050, 1158355, 1474270, 1621697, 2316710, 3243394, 3685675, 5791775, 7371350, 8108485, 11583550, 16216970, 40542425, 81084850]

約数ペア:

[(1, 81084850), (2, 40542425), (5, 16216970), (7, 11583550), (10, 8108485), (11, 7371350), (14, 5791775), (22, 3685675), (25, 3243394), (35, 2316710), (50, 1621697), (55, 1474270), (70, 1158355), (77, 1053050), (110, 737135), (154, 526525), (175, 463342), (275, 294854), (350, 231671), (385, 210610), (550, 147427), (770, 105305), (1925, 42122), (3850, 21061)]