1520339905

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4423}}^1$

素因数の和:4526

約数の個数: 48

約数和(自身を含む): 2251355904

約数和(自身を除く): 731015999

約数列:

[1, 5, 7, 23, 35, 49, 61, 115, 161, 245, 305, 427, 805, 1127, 1403, 2135, 2989, 4423, 5635, 7015, 9821, 14945, 22115, 30961, 49105, 68747, 101729, 154805, 216727, 269803, 343735, 508645, 712103, 1083635, 1349015, 1888621, 3560515, 4984721, 6205469, 9443105, 13220347, 24923605, 31027345, 43438283, 66101735, 217191415, 304067981, 1520339905]

約数ペア:

[(1, 1520339905), (5, 304067981), (7, 217191415), (23, 66101735), (35, 43438283), (49, 31027345), (61, 24923605), (115, 13220347), (161, 9443105), (245, 6205469), (305, 4984721), (427, 3560515), (805, 1888621), (1127, 1349015), (1403, 1083635), (2135, 712103), (2989, 508645), (4423, 343735), (5635, 269803), (7015, 216727), (9821, 154805), (14945, 101729), (22115, 68747), (30961, 49105)]