641370815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{260191}}^1$

素因数の和:260242

約数の個数: 16

約数和(自身を含む): 843022080

約数和(自身を除く): 201651265

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 260191, 1300955, 4423247, 7545539, 22116235, 37727695, 128274163, 641370815]

約数ペア:

[(1, 641370815), (5, 128274163), (17, 37727695), (29, 22116235), (85, 7545539), (145, 4423247), (493, 1300955), (2465, 260191)]