67881040

素因数分解:

$2^4\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1031}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 158168448

約数和(自身を除く): 90287408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 823, 1031, 1646, 2062, 3292, 4115, 4124, 5155, 6584, 8230, 8248, 10310, 13168, 16460, 16496, 20620, 32920, 41240, 65840, 82480, 848513, 1697026, 3394052, 4242565, 6788104, 8485130, 13576208, 16970260, 33940520, 67881040]

約数ペア:

[(1, 67881040), (2, 33940520), (4, 16970260), (5, 13576208), (8, 8485130), (10, 6788104), (16, 4242565), (20, 3394052), (40, 1697026), (80, 848513), (823, 82480), (1031, 65840), (1646, 41240), (2062, 32920), (3292, 20620), (4115, 16496), (4124, 16460), (5155, 13168), (6584, 10310), (8230, 8248)]