67543408

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 133647696

約数和(自身を除く): 66104288

約数列:

[1, 2, 4, 8, 16, 83, 166, 181, 281, 332, 362, 562, 664, 724, 1124, 1328, 1448, 2248, 2896, 4496, 15023, 23323, 30046, 46646, 50861, 60092, 93292, 101722, 120184, 186584, 203444, 240368, 373168, 406888, 813776, 4221463, 8442926, 16885852, 33771704, 67543408]

約数ペア:

[(1, 67543408), (2, 33771704), (4, 16885852), (8, 8442926), (16, 4221463), (83, 813776), (166, 406888), (181, 373168), (281, 240368), (332, 203444), (362, 186584), (562, 120184), (664, 101722), (724, 93292), (1124, 60092), (1328, 50861), (1448, 46646), (2248, 30046), (2896, 23323), (4496, 15023)]