156700816

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{70459}}^1$

素因数の和:70606

約数の個数: 20

約数和(自身を含む): 305796400

約数和(自身を除く): 149095584

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 70459, 140918, 281836, 563672, 1127344, 9793801, 19587602, 39175204, 78350408, 156700816]

約数ペア:

[(1, 156700816), (2, 78350408), (4, 39175204), (8, 19587602), (16, 9793801), (139, 1127344), (278, 563672), (556, 281836), (1112, 140918), (2224, 70459)]