80873240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{288833}}^1$

素因数の和:288851

約数の個数: 32

約数和(自身を含む): 207960480

約数和(自身を除く): 127087240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 288833, 577666, 1155332, 1444165, 2021831, 2310664, 2888330, 4043662, 5776660, 8087324, 10109155, 11553320, 16174648, 20218310, 40436620, 80873240]

約数ペア:

[(1, 80873240), (2, 40436620), (4, 20218310), (5, 16174648), (7, 11553320), (8, 10109155), (10, 8087324), (14, 5776660), (20, 4043662), (28, 2888330), (35, 2310664), (40, 2021831), (56, 1444165), (70, 1155332), (140, 577666), (280, 288833)]