87656025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 154008000

約数和(自身を除く): 66351975

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 137, 285, 411, 449, 475, 685, 1347, 1425, 2055, 2245, 2603, 3425, 6735, 7809, 8531, 10275, 11225, 13015, 25593, 33675, 39045, 42655, 61513, 65075, 127965, 184539, 195225, 213275, 307565, 639825, 922695, 1168747, 1537825, 3506241, 4613475, 5843735, 17531205, 29218675, 87656025]

約数ペア:

[(1, 87656025), (3, 29218675), (5, 17531205), (15, 5843735), (19, 4613475), (25, 3506241), (57, 1537825), (75, 1168747), (95, 922695), (137, 639825), (285, 307565), (411, 213275), (449, 195225), (475, 184539), (685, 127965), (1347, 65075), (1425, 61513), (2055, 42655), (2245, 39045), (2603, 33675), (3425, 25593), (6735, 13015), (7809, 11225), (8531, 10275)]