71815310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1$

素因数の和:2141

約数の個数: 64

約数和(自身を含む): 161896320

約数和(自身を除く): 90081010

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 986, 1015, 1190, 2030, 2081, 2465, 3451, 4162, 4930, 6902, 10405, 14567, 17255, 20810, 29134, 34510, 35377, 60349, 70754, 72835, 120698, 145670, 176885, 247639, 301745, 353770, 422443, 495278, 603490, 844886, 1025933, 1238195, 2051866, 2112215, 2476390, 4224430, 5129665, 7181531, 10259330, 14363062, 35907655, 71815310]

約数ペア:

[(1, 71815310), (2, 35907655), (5, 14363062), (7, 10259330), (10, 7181531), (14, 5129665), (17, 4224430), (29, 2476390), (34, 2112215), (35, 2051866), (58, 1238195), (70, 1025933), (85, 844886), (119, 603490), (145, 495278), (170, 422443), (203, 353770), (238, 301745), (290, 247639), (406, 176885), (493, 145670), (595, 120698), (986, 72835), (1015, 70754), (1190, 60349), (2030, 35377), (2081, 34510), (2465, 29134), (3451, 20810), (4162, 17255), (4930, 14567), (6902, 10405)]