255248644

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 543345432

約数和(自身を除く): 288096788

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 61, 74, 98, 122, 148, 196, 244, 259, 427, 518, 577, 854, 1036, 1154, 1708, 1813, 2257, 2308, 2989, 3626, 4039, 4514, 5978, 7252, 8078, 9028, 11956, 15799, 16156, 21349, 28273, 31598, 35197, 42698, 56546, 63196, 70394, 85396, 110593, 113092, 140788, 149443, 221186, 246379, 298886, 442372, 492758, 597772, 985516, 1046101, 1302289, 1724653, 2092202, 2604578, 3449306, 4184404, 5209156, 6898612, 9116023, 18232046, 36464092, 63812161, 127624322, 255248644]

約数ペア:

[(1, 255248644), (2, 127624322), (4, 63812161), (7, 36464092), (14, 18232046), (28, 9116023), (37, 6898612), (49, 5209156), (61, 4184404), (74, 3449306), (98, 2604578), (122, 2092202), (148, 1724653), (196, 1302289), (244, 1046101), (259, 985516), (427, 597772), (518, 492758), (577, 442372), (854, 298886), (1036, 246379), (1154, 221186), (1708, 149443), (1813, 140788), (2257, 113092), (2308, 110593), (2989, 85396), (3626, 70394), (4039, 63196), (4514, 56546), (5978, 42698), (7252, 35197), (8078, 31598), (9028, 28273), (11956, 21349), (15799, 16156)]