66420903275

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{659101}}^1$

素因数の和:659279

約数の個数: 24

約数和(自身を含む): 85815080400

約数和(自身を除く): 19394177125

約数列:

[1, 5, 25, 29, 139, 145, 695, 725, 3475, 4031, 20155, 100775, 659101, 3295505, 16477525, 19113929, 91615039, 95569645, 458075195, 477848225, 2290375975, 2656836131, 13284180655, 66420903275]

約数ペア:

[(1, 66420903275), (5, 13284180655), (25, 2656836131), (29, 2290375975), (139, 477848225), (145, 458075195), (695, 95569645), (725, 91615039), (3475, 19113929), (4031, 16477525), (20155, 3295505), (100775, 659101)]