97797620

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 209233920

約数和(自身を除く): 111436300

約数列:

[1, 2, 4, 5, 10, 20, 127, 139, 254, 277, 278, 508, 554, 556, 635, 695, 1108, 1270, 1385, 1390, 2540, 2770, 2780, 5540, 17653, 35179, 35306, 38503, 70358, 70612, 77006, 88265, 140716, 154012, 175895, 176530, 192515, 351790, 353060, 385030, 703580, 770060, 4889881, 9779762, 19559524, 24449405, 48898810, 97797620]

約数ペア:

[(1, 97797620), (2, 48898810), (4, 24449405), (5, 19559524), (10, 9779762), (20, 4889881), (127, 770060), (139, 703580), (254, 385030), (277, 353060), (278, 351790), (508, 192515), (554, 176530), (556, 175895), (635, 154012), (695, 140716), (1108, 88265), (1270, 77006), (1385, 70612), (1390, 70358), (2540, 38503), (2770, 35306), (2780, 35179), (5540, 17653)]