42542480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 103118400

約数和(自身を除く): 60575920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 83, 86, 149, 166, 172, 215, 298, 332, 344, 415, 430, 596, 664, 688, 745, 830, 860, 1192, 1328, 1490, 1660, 1720, 2384, 2980, 3320, 3440, 3569, 5960, 6407, 6640, 7138, 11920, 12367, 12814, 14276, 17845, 24734, 25628, 28552, 32035, 35690, 49468, 51256, 57104, 61835, 64070, 71380, 98936, 102512, 123670, 128140, 142760, 197872, 247340, 256280, 285520, 494680, 512560, 531781, 989360, 1063562, 2127124, 2658905, 4254248, 5317810, 8508496, 10635620, 21271240, 42542480]

約数ペア:

[(1, 42542480), (2, 21271240), (4, 10635620), (5, 8508496), (8, 5317810), (10, 4254248), (16, 2658905), (20, 2127124), (40, 1063562), (43, 989360), (80, 531781), (83, 512560), (86, 494680), (149, 285520), (166, 256280), (172, 247340), (215, 197872), (298, 142760), (332, 128140), (344, 123670), (415, 102512), (430, 98936), (596, 71380), (664, 64070), (688, 61835), (745, 57104), (830, 51256), (860, 49468), (1192, 35690), (1328, 32035), (1490, 28552), (1660, 25628), (1720, 24734), (2384, 17845), (2980, 14276), (3320, 12814), (3440, 12367), (3569, 11920), (5960, 7138), (6407, 6640)]