79871024

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{70309}}^1$

素因数の和:70388

約数の個数: 20

約数和(自身を含む): 156931920

約数和(自身を除く): 77060896

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 70309, 140618, 281236, 562472, 1124944, 4991939, 9983878, 19967756, 39935512, 79871024]

約数ペア:

[(1, 79871024), (2, 39935512), (4, 19967756), (8, 9983878), (16, 4991939), (71, 1124944), (142, 562472), (284, 281236), (568, 140618), (1136, 70309)]