49870240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{6361}}^1$

素因数の和:6390

約数の個数: 72

約数和(自身を含む): 137075652

約数和(自身を除く): 87205412

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 6361, 7840, 12722, 25444, 31805, 44527, 50888, 63610, 89054, 101776, 127220, 178108, 203552, 222635, 254440, 311689, 356216, 445270, 508880, 623378, 712432, 890540, 1017760, 1246756, 1424864, 1558445, 1781080, 2493512, 3116890, 3562160, 4987024, 6233780, 7124320, 9974048, 12467560, 24935120, 49870240]

約数ペア:

[(1, 49870240), (2, 24935120), (4, 12467560), (5, 9974048), (7, 7124320), (8, 6233780), (10, 4987024), (14, 3562160), (16, 3116890), (20, 2493512), (28, 1781080), (32, 1558445), (35, 1424864), (40, 1246756), (49, 1017760), (56, 890540), (70, 712432), (80, 623378), (98, 508880), (112, 445270), (140, 356216), (160, 311689), (196, 254440), (224, 222635), (245, 203552), (280, 178108), (392, 127220), (490, 101776), (560, 89054), (784, 63610), (980, 50888), (1120, 44527), (1568, 31805), (1960, 25444), (3920, 12722), (6361, 7840)]