68503040

素因数分解:

$2^9\times 5^1\times {\mathrm{26759}}^1$

素因数の和:26782

約数の個数: 40

約数和(自身を含む): 164252880

約数和(自身を除く): 95749840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 26759, 53518, 107036, 133795, 214072, 267590, 428144, 535180, 856288, 1070360, 1712576, 2140720, 3425152, 4281440, 6850304, 8562880, 13700608, 17125760, 34251520, 68503040]

約数ペア:

[(1, 68503040), (2, 34251520), (4, 17125760), (5, 13700608), (8, 8562880), (10, 6850304), (16, 4281440), (20, 3425152), (32, 2140720), (40, 1712576), (64, 1070360), (80, 856288), (128, 535180), (160, 428144), (256, 267590), (320, 214072), (512, 133795), (640, 107036), (1280, 53518), (2560, 26759)]