263329468415

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1\times {\mathrm{577}}^1\times {\mathrm{1289}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 343850119200

約数和(自身を除く): 80520650785

約数列:

[1, 5, 13, 65, 169, 419, 577, 845, 1289, 2095, 2885, 5447, 6445, 7501, 16757, 27235, 37505, 70811, 83785, 97513, 217841, 241763, 354055, 487565, 540091, 743753, 1089205, 1208815, 2700455, 3142919, 3718765, 7021183, 9668789, 15714595, 35105915, 40857947, 48343945, 91275379, 125694257, 204289735, 311632507, 456376895, 628471285, 1558162535, 4051222591, 20256112955, 52665893683, 263329468415]

約数ペア:

[(1, 263329468415), (5, 52665893683), (13, 20256112955), (65, 4051222591), (169, 1558162535), (419, 628471285), (577, 456376895), (845, 311632507), (1289, 204289735), (2095, 125694257), (2885, 91275379), (5447, 48343945), (6445, 40857947), (7501, 35105915), (16757, 15714595), (27235, 9668789), (37505, 7021183), (70811, 3718765), (83785, 3142919), (97513, 2700455), (217841, 1208815), (241763, 1089205), (354055, 743753), (487565, 540091)]