78631364

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 163941120

約数和(自身を除く): 85309756

約数列:

[1, 2, 4, 7, 14, 28, 37, 71, 74, 142, 148, 259, 284, 497, 518, 994, 1036, 1069, 1988, 2138, 2627, 4276, 5254, 7483, 10508, 14966, 18389, 29932, 36778, 39553, 73556, 75899, 79106, 151798, 158212, 276871, 303596, 531293, 553742, 1062586, 1107484, 2125172, 2808263, 5616526, 11233052, 19657841, 39315682, 78631364]

約数ペア:

[(1, 78631364), (2, 39315682), (4, 19657841), (7, 11233052), (14, 5616526), (28, 2808263), (37, 2125172), (71, 1107484), (74, 1062586), (142, 553742), (148, 531293), (259, 303596), (284, 276871), (497, 158212), (518, 151798), (994, 79106), (1036, 75899), (1069, 73556), (1988, 39553), (2138, 36778), (2627, 29932), (4276, 18389), (5254, 14966), (7483, 10508)]