157435880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{562271}}^1$

素因数の和:562289

約数の個数: 32

約数和(自身を含む): 404835840

約数和(自身を除く): 247399960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 562271, 1124542, 2249084, 2811355, 3935897, 4498168, 5622710, 7871794, 11245420, 15743588, 19679485, 22490840, 31487176, 39358970, 78717940, 157435880]

約数ペア:

[(1, 157435880), (2, 78717940), (4, 39358970), (5, 31487176), (7, 22490840), (8, 19679485), (10, 15743588), (14, 11245420), (20, 7871794), (28, 5622710), (35, 4498168), (40, 3935897), (56, 2811355), (70, 2249084), (140, 1124542), (280, 562271)]