64207856

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1949}}^1$

素因数の和:2057

約数の個数: 40

約数和(自身を含む): 130572000

約数和(自身を除く): 66364144

約数列:

[1, 2, 4, 8, 16, 29, 58, 71, 116, 142, 232, 284, 464, 568, 1136, 1949, 2059, 3898, 4118, 7796, 8236, 15592, 16472, 31184, 32944, 56521, 113042, 138379, 226084, 276758, 452168, 553516, 904336, 1107032, 2214064, 4012991, 8025982, 16051964, 32103928, 64207856]

約数ペア:

[(1, 64207856), (2, 32103928), (4, 16051964), (8, 8025982), (16, 4012991), (29, 2214064), (58, 1107032), (71, 904336), (116, 553516), (142, 452168), (232, 276758), (284, 226084), (464, 138379), (568, 113042), (1136, 56521), (1949, 32944), (2059, 31184), (3898, 16472), (4118, 15592), (7796, 8236)]