80455700840

素因数分解:

$2^3\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{1947137}}^1$

素因数の和:1948181

約数の個数: 32

約数和(自身を含む): 181200662280

約数和(自身を除く): 100744961440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1033, 2066, 4132, 5165, 8264, 10330, 20660, 41320, 1947137, 3894274, 7788548, 9735685, 15577096, 19471370, 38942740, 77885480, 2011392521, 4022785042, 8045570084, 10056962605, 16091140168, 20113925210, 40227850420, 80455700840]

約数ペア:

[(1, 80455700840), (2, 40227850420), (4, 20113925210), (5, 16091140168), (8, 10056962605), (10, 8045570084), (20, 4022785042), (40, 2011392521), (1033, 77885480), (2066, 38942740), (4132, 19471370), (5165, 15577096), (8264, 9735685), (10330, 7788548), (20660, 3894274), (41320, 1947137)]