38454725

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 36

約数和(自身を含む): 51841920

約数和(自身を除く): 13387195

約数列:

[1, 5, 25, 29, 31, 59, 145, 155, 295, 725, 775, 841, 899, 1475, 1711, 1829, 4205, 4495, 8555, 9145, 21025, 22475, 26071, 42775, 45725, 49619, 53041, 130355, 248095, 265205, 651775, 1240475, 1326025, 1538189, 7690945, 38454725]

約数ペア:

[(1, 38454725), (5, 7690945), (25, 1538189), (29, 1326025), (31, 1240475), (59, 651775), (145, 265205), (155, 248095), (295, 130355), (725, 53041), (775, 49619), (841, 45725), (899, 42775), (1475, 26071), (1711, 22475), (1829, 21025), (4205, 9145), (4495, 8555)]