155260910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{316859}}^1$

素因数の和:316880

約数の個数: 24

約数和(自身を含む): 325098360

約数和(自身を除く): 169837450

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 316859, 633718, 1584295, 2218013, 3168590, 4436026, 11090065, 15526091, 22180130, 31052182, 77630455, 155260910]

約数ペア:

[(1, 155260910), (2, 77630455), (5, 31052182), (7, 22180130), (10, 15526091), (14, 11090065), (35, 4436026), (49, 3168590), (70, 2218013), (98, 1584295), (245, 633718), (490, 316859)]