71024225

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 90094680

約数和(自身を除く): 19070455

約数列:

[1, 5, 25, 89, 137, 233, 445, 685, 1165, 2225, 3425, 5825, 12193, 20737, 31921, 60965, 103685, 159605, 304825, 518425, 798025, 2840969, 14204845, 71024225]

約数ペア:

[(1, 71024225), (5, 14204845), (25, 2840969), (89, 798025), (137, 518425), (233, 304825), (445, 159605), (685, 103685), (1165, 60965), (2225, 31921), (3425, 20737), (5825, 12193)]