49838720

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1811}}^1$

素因数の和:1873

約数の個数: 64

約数和(自身を含む): 121983840

約数和(自身を除く): 72145120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 1811, 2752, 3440, 3622, 5504, 6880, 7244, 9055, 13760, 14488, 18110, 27520, 28976, 36220, 57952, 72440, 77873, 115904, 144880, 155746, 231808, 289760, 311492, 389365, 579520, 622984, 778730, 1159040, 1245968, 1557460, 2491936, 3114920, 4983872, 6229840, 9967744, 12459680, 24919360, 49838720]

約数ペア:

[(1, 49838720), (2, 24919360), (4, 12459680), (5, 9967744), (8, 6229840), (10, 4983872), (16, 3114920), (20, 2491936), (32, 1557460), (40, 1245968), (43, 1159040), (64, 778730), (80, 622984), (86, 579520), (128, 389365), (160, 311492), (172, 289760), (215, 231808), (320, 155746), (344, 144880), (430, 115904), (640, 77873), (688, 72440), (860, 57952), (1376, 36220), (1720, 28976), (1811, 27520), (2752, 18110), (3440, 14488), (3622, 13760), (5504, 9055), (6880, 7244)]