68761945

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 100761408

約数和(自身を除く): 31999463

約数列:

[1, 5, 7, 35, 43, 49, 61, 107, 215, 245, 301, 305, 427, 535, 749, 1505, 2107, 2135, 2623, 2989, 3745, 4601, 5243, 6527, 10535, 13115, 14945, 18361, 23005, 26215, 32207, 32635, 45689, 91805, 128527, 161035, 225449, 228445, 280661, 319823, 642635, 1127245, 1403305, 1599115, 1964627, 9823135, 13752389, 68761945]

約数ペア:

[(1, 68761945), (5, 13752389), (7, 9823135), (35, 1964627), (43, 1599115), (49, 1403305), (61, 1127245), (107, 642635), (215, 319823), (245, 280661), (301, 228445), (305, 225449), (427, 161035), (535, 128527), (749, 91805), (1505, 45689), (2107, 32635), (2135, 32207), (2623, 26215), (2989, 23005), (3745, 18361), (4601, 14945), (5243, 13115), (6527, 10535)]