129444880

素因数分解:

$2^4\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4663}}^1$

素因数の和:5023

約数の個数: 40

約数和(自身を含む): 301891392

約数和(自身を除く): 172446512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347, 694, 1388, 1735, 2776, 3470, 4663, 5552, 6940, 9326, 13880, 18652, 23315, 27760, 37304, 46630, 74608, 93260, 186520, 373040, 1618061, 3236122, 6472244, 8090305, 12944488, 16180610, 25888976, 32361220, 64722440, 129444880]

約数ペア:

[(1, 129444880), (2, 64722440), (4, 32361220), (5, 25888976), (8, 16180610), (10, 12944488), (16, 8090305), (20, 6472244), (40, 3236122), (80, 1618061), (347, 373040), (694, 186520), (1388, 93260), (1735, 74608), (2776, 46630), (3470, 37304), (4663, 27760), (5552, 23315), (6940, 18652), (9326, 13880)]