131765128

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4450

約数の個数: 48

約数和(自身を含む): 280385280

約数和(自身を除く): 148620152

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 682, 968, 1364, 2728, 3751, 4391, 7502, 8782, 15004, 17564, 30008, 35128, 48301, 96602, 136121, 193204, 272242, 386408, 531311, 544484, 1062622, 1088968, 1497331, 2125244, 2994662, 4250488, 5989324, 11978648, 16470641, 32941282, 65882564, 131765128]

約数ペア:

[(1, 131765128), (2, 65882564), (4, 32941282), (8, 16470641), (11, 11978648), (22, 5989324), (31, 4250488), (44, 2994662), (62, 2125244), (88, 1497331), (121, 1088968), (124, 1062622), (242, 544484), (248, 531311), (341, 386408), (484, 272242), (682, 193204), (968, 136121), (1364, 96602), (2728, 48301), (3751, 35128), (4391, 30008), (7502, 17564), (8782, 15004)]