140435425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 197987328

約数和(自身を除く): 57551903

約数列:

[1, 5, 13, 25, 31, 53, 65, 155, 263, 265, 325, 403, 689, 775, 1315, 1325, 1643, 2015, 3419, 3445, 6575, 8153, 8215, 10075, 13939, 17095, 17225, 21359, 40765, 41075, 69695, 85475, 105989, 106795, 181207, 203825, 348475, 432109, 529945, 533975, 906035, 2160545, 2649725, 4530175, 5617417, 10802725, 28087085, 140435425]

約数ペア:

[(1, 140435425), (5, 28087085), (13, 10802725), (25, 5617417), (31, 4530175), (53, 2649725), (65, 2160545), (155, 906035), (263, 533975), (265, 529945), (325, 432109), (403, 348475), (689, 203825), (775, 181207), (1315, 106795), (1325, 105989), (1643, 85475), (2015, 69695), (3419, 41075), (3445, 40765), (6575, 21359), (8153, 17225), (8215, 17095), (10075, 13939)]