49864620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63929}}^1$

素因数の和:63954

約数の個数: 48

約数和(自身を含む): 150363360

約数和(自身を除く): 100498740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 63929, 127858, 191787, 255716, 319645, 383574, 639290, 767148, 831077, 958935, 1278580, 1662154, 1917870, 2493231, 3324308, 3835740, 4155385, 4986462, 8310770, 9972924, 12466155, 16621540, 24932310, 49864620]

約数ペア:

[(1, 49864620), (2, 24932310), (3, 16621540), (4, 12466155), (5, 9972924), (6, 8310770), (10, 4986462), (12, 4155385), (13, 3835740), (15, 3324308), (20, 2493231), (26, 1917870), (30, 1662154), (39, 1278580), (52, 958935), (60, 831077), (65, 767148), (78, 639290), (130, 383574), (156, 319645), (195, 255716), (260, 191787), (390, 127858), (780, 63929)]