49561540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 122496192

約数和(自身を除く): 72934652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 412, 490, 491, 515, 721, 980, 982, 1030, 1442, 1964, 2060, 2455, 2884, 3437, 3605, 4910, 5047, 6874, 7210, 9820, 10094, 13748, 14420, 17185, 20188, 24059, 25235, 34370, 48118, 50470, 50573, 68740, 96236, 100940, 101146, 120295, 202292, 240590, 252865, 354011, 481180, 505730, 708022, 1011460, 1416044, 1770055, 2478077, 3540110, 4956154, 7080220, 9912308, 12390385, 24780770, 49561540]

約数ペア:

[(1, 49561540), (2, 24780770), (4, 12390385), (5, 9912308), (7, 7080220), (10, 4956154), (14, 3540110), (20, 2478077), (28, 1770055), (35, 1416044), (49, 1011460), (70, 708022), (98, 505730), (103, 481180), (140, 354011), (196, 252865), (206, 240590), (245, 202292), (412, 120295), (490, 101146), (491, 100940), (515, 96236), (721, 68740), (980, 50573), (982, 50470), (1030, 48118), (1442, 34370), (1964, 25235), (2060, 24059), (2455, 20188), (2884, 17185), (3437, 14420), (3605, 13748), (4910, 10094), (5047, 9820), (6874, 7210)]