531569168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{20123}}^1$

素因数の和:20271

約数の個数: 40

約数和(自身を含む): 1117928448

約数和(自身を除く): 586359280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6604, 13208, 20123, 26416, 40246, 80492, 160984, 261599, 321968, 523198, 1046396, 2092792, 2555621, 4185584, 5111242, 10222484, 20444968, 33223073, 40889936, 66446146, 132892292, 265784584, 531569168]

約数ペア:

[(1, 531569168), (2, 265784584), (4, 132892292), (8, 66446146), (13, 40889936), (16, 33223073), (26, 20444968), (52, 10222484), (104, 5111242), (127, 4185584), (208, 2555621), (254, 2092792), (508, 1046396), (1016, 523198), (1651, 321968), (2032, 261599), (3302, 160984), (6604, 80492), (13208, 40246), (20123, 26416)]