105103660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 225348480

約数和(自身を除く): 120244820

約数列:

[1, 2, 4, 5, 10, 20, 89, 137, 178, 274, 356, 431, 445, 548, 685, 862, 890, 1370, 1724, 1780, 2155, 2740, 4310, 8620, 12193, 24386, 38359, 48772, 59047, 60965, 76718, 118094, 121930, 153436, 191795, 236188, 243860, 295235, 383590, 590470, 767180, 1180940, 5255183, 10510366, 21020732, 26275915, 52551830, 105103660]

約数ペア:

[(1, 105103660), (2, 52551830), (4, 26275915), (5, 21020732), (10, 10510366), (20, 5255183), (89, 1180940), (137, 767180), (178, 590470), (274, 383590), (356, 295235), (431, 243860), (445, 236188), (548, 191795), (685, 153436), (862, 121930), (890, 118094), (1370, 76718), (1724, 60965), (1780, 59047), (2155, 48772), (2740, 38359), (4310, 24386), (8620, 12193)]