40475856

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 108618048

約数和(自身を除く): 68142192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 131, 157, 164, 246, 262, 314, 328, 393, 471, 492, 524, 628, 656, 786, 942, 984, 1048, 1256, 1572, 1884, 1968, 2096, 2512, 3144, 3768, 5371, 6288, 6437, 7536, 10742, 12874, 16113, 19311, 20567, 21484, 25748, 32226, 38622, 41134, 42968, 51496, 61701, 64452, 77244, 82268, 85936, 102992, 123402, 128904, 154488, 164536, 246804, 257808, 308976, 329072, 493608, 843247, 987216, 1686494, 2529741, 3372988, 5059482, 6745976, 10118964, 13491952, 20237928, 40475856]

約数ペア:

[(1, 40475856), (2, 20237928), (3, 13491952), (4, 10118964), (6, 6745976), (8, 5059482), (12, 3372988), (16, 2529741), (24, 1686494), (41, 987216), (48, 843247), (82, 493608), (123, 329072), (131, 308976), (157, 257808), (164, 246804), (246, 164536), (262, 154488), (314, 128904), (328, 123402), (393, 102992), (471, 85936), (492, 82268), (524, 77244), (628, 64452), (656, 61701), (786, 51496), (942, 42968), (984, 41134), (1048, 38622), (1256, 32226), (1572, 25748), (1884, 21484), (1968, 20567), (2096, 19311), (2512, 16113), (3144, 12874), (3768, 10742), (5371, 7536), (6288, 6437)]