56581120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 88

約数和(自身を含む): 139425264

約数和(自身を除く): 82844144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 257, 320, 344, 430, 512, 514, 640, 688, 860, 1024, 1028, 1280, 1285, 1376, 1720, 2056, 2560, 2570, 2752, 3440, 4112, 5120, 5140, 5504, 6880, 8224, 10280, 11008, 11051, 13760, 16448, 20560, 22016, 22102, 27520, 32896, 41120, 44032, 44204, 55040, 55255, 65792, 82240, 88408, 110080, 110510, 131584, 164480, 176816, 220160, 221020, 263168, 328960, 353632, 442040, 657920, 707264, 884080, 1315840, 1414528, 1768160, 2829056, 3536320, 5658112, 7072640, 11316224, 14145280, 28290560, 56581120]

約数ペア:

[(1, 56581120), (2, 28290560), (4, 14145280), (5, 11316224), (8, 7072640), (10, 5658112), (16, 3536320), (20, 2829056), (32, 1768160), (40, 1414528), (43, 1315840), (64, 884080), (80, 707264), (86, 657920), (128, 442040), (160, 353632), (172, 328960), (215, 263168), (256, 221020), (257, 220160), (320, 176816), (344, 164480), (430, 131584), (512, 110510), (514, 110080), (640, 88408), (688, 82240), (860, 65792), (1024, 55255), (1028, 55040), (1280, 44204), (1285, 44032), (1376, 41120), (1720, 32896), (2056, 27520), (2560, 22102), (2570, 22016), (2752, 20560), (3440, 16448), (4112, 13760), (5120, 11051), (5140, 11008), (5504, 10280), (6880, 8224)]