201291755

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 298196640

約数和(自身を除く): 96904885

約数列:

[1, 5, 7, 29, 35, 41, 49, 145, 203, 205, 245, 287, 691, 1015, 1189, 1421, 1435, 2009, 3455, 4837, 5945, 7105, 8323, 10045, 20039, 24185, 28331, 33859, 41615, 58261, 100195, 140273, 141655, 169295, 198317, 291305, 701365, 821599, 981911, 991585, 1388219, 4107995, 4909555, 5751193, 6941095, 28755965, 40258351, 201291755]

約数ペア:

[(1, 201291755), (5, 40258351), (7, 28755965), (29, 6941095), (35, 5751193), (41, 4909555), (49, 4107995), (145, 1388219), (203, 991585), (205, 981911), (245, 821599), (287, 701365), (691, 291305), (1015, 198317), (1189, 169295), (1421, 141655), (1435, 140273), (2009, 100195), (3455, 58261), (4837, 41615), (5945, 33859), (7105, 28331), (8323, 24185), (10045, 20039)]