82719175

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 129491712

約数和(自身を除く): 46772537

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 97, 175, 275, 385, 443, 485, 679, 1067, 1925, 2215, 2425, 3101, 3395, 4873, 5335, 7469, 11075, 15505, 16975, 24365, 26675, 34111, 37345, 42971, 77525, 121825, 170555, 186725, 214855, 300797, 472681, 852775, 1074275, 1503985, 2363405, 3308767, 7519925, 11817025, 16543835, 82719175]

約数ペア:

[(1, 82719175), (5, 16543835), (7, 11817025), (11, 7519925), (25, 3308767), (35, 2363405), (55, 1503985), (77, 1074275), (97, 852775), (175, 472681), (275, 300797), (385, 214855), (443, 186725), (485, 170555), (679, 121825), (1067, 77525), (1925, 42971), (2215, 37345), (2425, 34111), (3101, 26675), (3395, 24365), (4873, 16975), (5335, 15505), (7469, 11075)]