84515960

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^2\times {\mathrm{131}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 193133160

約数和(自身を除く): 108617200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 131, 254, 262, 508, 524, 635, 655, 1016, 1048, 1270, 1310, 2540, 2620, 5080, 5240, 16129, 16637, 32258, 33274, 64516, 66548, 80645, 83185, 129032, 133096, 161290, 166370, 322580, 332740, 645160, 665480, 2112899, 4225798, 8451596, 10564495, 16903192, 21128990, 42257980, 84515960]

約数ペア:

[(1, 84515960), (2, 42257980), (4, 21128990), (5, 16903192), (8, 10564495), (10, 8451596), (20, 4225798), (40, 2112899), (127, 665480), (131, 645160), (254, 332740), (262, 322580), (508, 166370), (524, 161290), (635, 133096), (655, 129032), (1016, 83185), (1048, 80645), (1270, 66548), (1310, 64516), (2540, 33274), (2620, 32258), (5080, 16637), (5240, 16129)]