128401712

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{419}}^1$

素因数の和:713

約数の個数: 40

約数和(自身を含む): 253108800

約数和(自身を除く): 124707088

約数列:

[1, 2, 4, 8, 16, 107, 179, 214, 358, 419, 428, 716, 838, 856, 1432, 1676, 1712, 2864, 3352, 6704, 19153, 38306, 44833, 75001, 76612, 89666, 150002, 153224, 179332, 300004, 306448, 358664, 600008, 717328, 1200016, 8025107, 16050214, 32100428, 64200856, 128401712]

約数ペア:

[(1, 128401712), (2, 64200856), (4, 32100428), (8, 16050214), (16, 8025107), (107, 1200016), (179, 717328), (214, 600008), (358, 358664), (419, 306448), (428, 300004), (716, 179332), (838, 153224), (856, 150002), (1432, 89666), (1676, 76612), (1712, 75001), (2864, 44833), (3352, 38306), (6704, 19153)]