164585540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{25013}}^1$

素因数の和:25076

約数の個数: 48

約数和(自身を含む): 403425792

約数和(自身を除く): 238840252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 25013, 50026, 100052, 125065, 175091, 250130, 350182, 500260, 700364, 875455, 1175611, 1750910, 2351222, 3501820, 4702444, 5878055, 8229277, 11756110, 16458554, 23512220, 32917108, 41146385, 82292770, 164585540]

約数ペア:

[(1, 164585540), (2, 82292770), (4, 41146385), (5, 32917108), (7, 23512220), (10, 16458554), (14, 11756110), (20, 8229277), (28, 5878055), (35, 4702444), (47, 3501820), (70, 2351222), (94, 1750910), (140, 1175611), (188, 875455), (235, 700364), (329, 500260), (470, 350182), (658, 250130), (940, 175091), (1316, 125065), (1645, 100052), (3290, 50026), (6580, 25013)]