157033460

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{12211}}^1$

素因数の和:12863

約数の個数: 24

約数和(自身を含む): 330310176

約数和(自身を除く): 173276716

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 6430, 12211, 12860, 24422, 48844, 61055, 122110, 244220, 7851673, 15703346, 31406692, 39258365, 78516730, 157033460]

約数ペア:

[(1, 157033460), (2, 78516730), (4, 39258365), (5, 31406692), (10, 15703346), (20, 7851673), (643, 244220), (1286, 122110), (2572, 61055), (3215, 48844), (6430, 24422), (12211, 12860)]