24559990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 55085184

約数和(自身を除く): 30525194

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 137, 182, 197, 274, 394, 455, 685, 910, 959, 985, 1370, 1379, 1781, 1918, 1970, 2561, 2758, 3562, 4795, 5122, 6895, 8905, 9590, 12467, 12805, 13790, 17810, 17927, 24934, 25610, 26989, 35854, 53978, 62335, 89635, 124670, 134945, 179270, 188923, 269890, 350857, 377846, 701714, 944615, 1754285, 1889230, 2455999, 3508570, 4911998, 12279995, 24559990]

約数ペア:

[(1, 24559990), (2, 12279995), (5, 4911998), (7, 3508570), (10, 2455999), (13, 1889230), (14, 1754285), (26, 944615), (35, 701714), (65, 377846), (70, 350857), (91, 269890), (130, 188923), (137, 179270), (182, 134945), (197, 124670), (274, 89635), (394, 62335), (455, 53978), (685, 35854), (910, 26989), (959, 25610), (985, 24934), (1370, 17927), (1379, 17810), (1781, 13790), (1918, 12805), (1970, 12467), (2561, 9590), (2758, 8905), (3562, 6895), (4795, 5122)]