128045345

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 165473280

約数和(自身を除く): 37427935

約数列:

[1, 5, 31, 37, 83, 155, 185, 269, 415, 1147, 1345, 2573, 3071, 5735, 8339, 9953, 12865, 15355, 22327, 41695, 49765, 95201, 111635, 308543, 476005, 692137, 826099, 1542715, 3460685, 4130495, 25609069, 128045345]

約数ペア:

[(1, 128045345), (5, 25609069), (31, 4130495), (37, 3460685), (83, 1542715), (155, 826099), (185, 692137), (269, 476005), (415, 308543), (1147, 111635), (1345, 95201), (2573, 49765), (3071, 41695), (5735, 22327), (8339, 15355), (9953, 12865)]