77887838105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1\times {\mathrm{3739}}^1$

素因数の和:4710

約数の個数: 64

約数和(自身を含む): 118603837440

約数和(自身を除く): 40715999335

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 305, 385, 427, 671, 887, 2135, 3355, 3739, 4435, 4697, 6209, 9757, 18695, 23485, 26173, 31045, 41129, 48785, 54107, 68299, 130865, 205645, 228079, 270535, 287903, 341495, 378749, 595177, 1140395, 1439515, 1596553, 1893745, 2508869, 2975885, 3316493, 4166239, 7982765, 12544345, 16582465, 17562083, 20831195, 23215451, 36481423, 87810415, 116077255, 182407115, 202306073, 255369961, 1011530365, 1276849805, 1416142511, 2225366803, 7080712555, 11126834015, 15577567621, 77887838105]

約数ペア:

[(1, 77887838105), (5, 15577567621), (7, 11126834015), (11, 7080712555), (35, 2225366803), (55, 1416142511), (61, 1276849805), (77, 1011530365), (305, 255369961), (385, 202306073), (427, 182407115), (671, 116077255), (887, 87810415), (2135, 36481423), (3355, 23215451), (3739, 20831195), (4435, 17562083), (4697, 16582465), (6209, 12544345), (9757, 7982765), (18695, 4166239), (23485, 3316493), (26173, 2975885), (31045, 2508869), (41129, 1893745), (48785, 1596553), (54107, 1439515), (68299, 1140395), (130865, 595177), (205645, 378749), (228079, 341495), (270535, 287903)]