71011280

素因数分解:

$2^4\times 5^1\times {\mathrm{887641}}^1$

素因数の和:887654

約数の個数: 20

約数和(自身を含む): 165101412

約数和(自身を除く): 94090132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887641, 1775282, 3550564, 4438205, 7101128, 8876410, 14202256, 17752820, 35505640, 71011280]

約数ペア:

[(1, 71011280), (2, 35505640), (4, 17752820), (5, 14202256), (8, 8876410), (10, 7101128), (16, 4438205), (20, 3550564), (40, 1775282), (80, 887641)]