65634985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 90655488

約数和(自身を除く): 25020503

約数列:

[1, 5, 13, 23, 43, 65, 115, 215, 299, 559, 989, 1021, 1495, 2795, 4945, 5105, 12857, 13273, 23483, 43903, 64285, 66365, 117415, 219515, 305279, 570739, 1009769, 1526395, 2853695, 5048845, 13126997, 65634985]

約数ペア:

[(1, 65634985), (5, 13126997), (13, 5048845), (23, 2853695), (43, 1526395), (65, 1009769), (115, 570739), (215, 305279), (299, 219515), (559, 117415), (989, 66365), (1021, 64285), (1495, 43903), (2795, 23483), (4945, 13273), (5105, 12857)]