166066480

素因数分解:

$2^4\times 5^1\times {\mathrm{2075831}}^1$

素因数の和:2075844

約数の個数: 20

約数和(自身を含む): 386104752

約数和(自身を除く): 220038272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2075831, 4151662, 8303324, 10379155, 16606648, 20758310, 33213296, 41516620, 83033240, 166066480]

約数ペア:

[(1, 166066480), (2, 83033240), (4, 41516620), (5, 33213296), (8, 20758310), (10, 16606648), (16, 10379155), (20, 8303324), (40, 4151662), (80, 2075831)]