30993025

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 47139840

約数和(自身を除く): 16146815

約数列:

[1, 5, 7, 25, 29, 31, 35, 145, 155, 175, 197, 203, 217, 725, 775, 899, 985, 1015, 1085, 1379, 4495, 4925, 5075, 5425, 5713, 6107, 6293, 6895, 22475, 28565, 30535, 31465, 34475, 39991, 42749, 142825, 152675, 157325, 177103, 199955, 213745, 885515, 999775, 1068725, 1239721, 4427575, 6198605, 30993025]

約数ペア:

[(1, 30993025), (5, 6198605), (7, 4427575), (25, 1239721), (29, 1068725), (31, 999775), (35, 885515), (145, 213745), (155, 199955), (175, 177103), (197, 157325), (203, 152675), (217, 142825), (725, 42749), (775, 39991), (899, 34475), (985, 31465), (1015, 30535), (1085, 28565), (1379, 22475), (4495, 6895), (4925, 6293), (5075, 6107), (5425, 5713)]