68797715

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 103913280

約数和(自身を除く): 35115565

約数列:

[1, 5, 7, 23, 29, 35, 49, 115, 145, 161, 203, 245, 421, 667, 805, 1015, 1127, 1421, 2105, 2947, 3335, 4669, 5635, 7105, 9683, 12209, 14735, 20629, 23345, 32683, 48415, 61045, 67781, 85463, 103145, 163415, 280807, 338905, 427315, 474467, 598241, 1404035, 1965649, 2372335, 2991205, 9828245, 13759543, 68797715]

約数ペア:

[(1, 68797715), (5, 13759543), (7, 9828245), (23, 2991205), (29, 2372335), (35, 1965649), (49, 1404035), (115, 598241), (145, 474467), (161, 427315), (203, 338905), (245, 280807), (421, 163415), (667, 103145), (805, 85463), (1015, 67781), (1127, 61045), (1421, 48415), (2105, 32683), (2947, 23345), (3335, 20629), (4669, 14735), (5635, 12209), (7105, 9683)]