49669120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 88

約数和(自身を含む): 121591800

約数和(自身を除く): 71922680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 109, 128, 160, 178, 218, 256, 320, 356, 436, 445, 512, 545, 640, 712, 872, 890, 1024, 1090, 1280, 1424, 1744, 1780, 2180, 2560, 2848, 3488, 3560, 4360, 5120, 5696, 6976, 7120, 8720, 9701, 11392, 13952, 14240, 17440, 19402, 22784, 27904, 28480, 34880, 38804, 45568, 48505, 55808, 56960, 69760, 77608, 91136, 97010, 111616, 113920, 139520, 155216, 194020, 227840, 279040, 310432, 388040, 455680, 558080, 620864, 776080, 1241728, 1552160, 2483456, 3104320, 4966912, 6208640, 9933824, 12417280, 24834560, 49669120]

約数ペア:

[(1, 49669120), (2, 24834560), (4, 12417280), (5, 9933824), (8, 6208640), (10, 4966912), (16, 3104320), (20, 2483456), (32, 1552160), (40, 1241728), (64, 776080), (80, 620864), (89, 558080), (109, 455680), (128, 388040), (160, 310432), (178, 279040), (218, 227840), (256, 194020), (320, 155216), (356, 139520), (436, 113920), (445, 111616), (512, 97010), (545, 91136), (640, 77608), (712, 69760), (872, 56960), (890, 55808), (1024, 48505), (1090, 45568), (1280, 38804), (1424, 34880), (1744, 28480), (1780, 27904), (2180, 22784), (2560, 19402), (2848, 17440), (3488, 14240), (3560, 13952), (4360, 11392), (5120, 9701), (5696, 8720), (6976, 7120)]