65077180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6547}}^1$

素因数の和:6634

約数の個数: 48

約数和(自身を含む): 158409216

約数和(自身を除く): 93332036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 6547, 9940, 13094, 26188, 32735, 45829, 65470, 91658, 130940, 183316, 229145, 458290, 464837, 916580, 929674, 1859348, 2324185, 3253859, 4648370, 6507718, 9296740, 13015436, 16269295, 32538590, 65077180]

約数ペア:

[(1, 65077180), (2, 32538590), (4, 16269295), (5, 13015436), (7, 9296740), (10, 6507718), (14, 4648370), (20, 3253859), (28, 2324185), (35, 1859348), (70, 929674), (71, 916580), (140, 464837), (142, 458290), (284, 229145), (355, 183316), (497, 130940), (710, 91658), (994, 65470), (1420, 45829), (1988, 32735), (2485, 26188), (4970, 13094), (6547, 9940)]