51217045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 70139520

約数和(自身を除く): 18922475

約数列:

[1, 5, 11, 29, 55, 145, 163, 197, 319, 815, 985, 1595, 1793, 2167, 4727, 5713, 8965, 10835, 23635, 28565, 32111, 51997, 62843, 160555, 259985, 314215, 353221, 931219, 1766105, 4656095, 10243409, 51217045]

約数ペア:

[(1, 51217045), (5, 10243409), (11, 4656095), (29, 1766105), (55, 931219), (145, 353221), (163, 314215), (197, 259985), (319, 160555), (815, 62843), (985, 51997), (1595, 32111), (1793, 28565), (2167, 23635), (4727, 10835), (5713, 8965)]