128530675

素因数分解:

$5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1153}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 200334400

約数和(自身を除く): 71803725

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 343, 455, 637, 1153, 1225, 1715, 2275, 3185, 4459, 5765, 8071, 8575, 14989, 15925, 22295, 28825, 40355, 56497, 74945, 104923, 111475, 201775, 282485, 374725, 395479, 524615, 734461, 1412425, 1977395, 2623075, 3672305, 5141227, 9886975, 18361525, 25706135, 128530675]

約数ペア:

[(1, 128530675), (5, 25706135), (7, 18361525), (13, 9886975), (25, 5141227), (35, 3672305), (49, 2623075), (65, 1977395), (91, 1412425), (175, 734461), (245, 524615), (325, 395479), (343, 374725), (455, 282485), (637, 201775), (1153, 111475), (1225, 104923), (1715, 74945), (2275, 56497), (3185, 40355), (4459, 28825), (5765, 22295), (8071, 15925), (8575, 14989)]