72211804580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1\times {\mathrm{54037}}^1$

素因数の和:54768

約数の個数: 48

約数和(自身を含む): 153288513840

約数和(自身を除く): 81076709260

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 613, 1090, 1226, 2180, 2452, 3065, 6130, 12260, 54037, 66817, 108074, 133634, 216148, 267268, 270185, 334085, 540370, 668170, 1080740, 1336340, 5890033, 11780066, 23560132, 29450165, 33124681, 58900330, 66249362, 117800660, 132498724, 165623405, 331246810, 662493620, 3610590229, 7221180458, 14442360916, 18052951145, 36105902290, 72211804580]

約数ペア:

[(1, 72211804580), (2, 36105902290), (4, 18052951145), (5, 14442360916), (10, 7221180458), (20, 3610590229), (109, 662493620), (218, 331246810), (436, 165623405), (545, 132498724), (613, 117800660), (1090, 66249362), (1226, 58900330), (2180, 33124681), (2452, 29450165), (3065, 23560132), (6130, 11780066), (12260, 5890033), (54037, 1336340), (66817, 1080740), (108074, 668170), (133634, 540370), (216148, 334085), (267268, 270185)]