80138884

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8861}}^1$

素因数の和:8908

約数の個数: 48

約数和(自身を含む): 178657920

約数和(自身を除く): 98519036

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 4522, 8861, 9044, 17722, 35444, 62027, 124054, 150637, 168359, 248108, 301274, 336718, 602548, 673436, 1054459, 1178513, 2108918, 2357026, 2862103, 4217836, 4714052, 5724206, 11448412, 20034721, 40069442, 80138884]

約数ペア:

[(1, 80138884), (2, 40069442), (4, 20034721), (7, 11448412), (14, 5724206), (17, 4714052), (19, 4217836), (28, 2862103), (34, 2357026), (38, 2108918), (68, 1178513), (76, 1054459), (119, 673436), (133, 602548), (238, 336718), (266, 301274), (323, 248108), (476, 168359), (532, 150637), (646, 124054), (1292, 62027), (2261, 35444), (4522, 17722), (8861, 9044)]