61891120

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5647}}^1$

素因数の和:5797

約数の個数: 40

約数和(自身を含む): 144972864

約数和(自身を除く): 83081744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 5647, 10960, 11294, 22588, 28235, 45176, 56470, 90352, 112940, 225880, 451760, 773639, 1547278, 3094556, 3868195, 6189112, 7736390, 12378224, 15472780, 30945560, 61891120]

約数ペア:

[(1, 61891120), (2, 30945560), (4, 15472780), (5, 12378224), (8, 7736390), (10, 6189112), (16, 3868195), (20, 3094556), (40, 1547278), (80, 773639), (137, 451760), (274, 225880), (548, 112940), (685, 90352), (1096, 56470), (1370, 45176), (2192, 28235), (2740, 22588), (5480, 11294), (5647, 10960)]