156977931005

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{456683}}^1$

素因数の和:456786

約数の個数: 48

約数和(自身を含む): 232404660864

約数和(自身を除く): 75426729859

約数列:

[1, 5, 7, 23, 35, 49, 61, 115, 161, 245, 305, 427, 805, 1127, 1403, 2135, 2989, 5635, 7015, 9821, 14945, 49105, 68747, 343735, 456683, 2283415, 3196781, 10503709, 15983905, 22377467, 27857663, 52518545, 73525963, 111887335, 139288315, 195003641, 367629815, 514681741, 640726249, 975018205, 1365025487, 2573408705, 3203631245, 4485083743, 6825127435, 22425418715, 31395586201, 156977931005]

約数ペア:

[(1, 156977931005), (5, 31395586201), (7, 22425418715), (23, 6825127435), (35, 4485083743), (49, 3203631245), (61, 2573408705), (115, 1365025487), (161, 975018205), (245, 640726249), (305, 514681741), (427, 367629815), (805, 195003641), (1127, 139288315), (1403, 111887335), (2135, 73525963), (2989, 52518545), (5635, 27857663), (7015, 22377467), (9821, 15983905), (14945, 10503709), (49105, 3196781), (68747, 2283415), (343735, 456683)]