90894080

素因数分解:

$2^8\times 5^1\times {\mathrm{71011}}^1$

素因数の和:71032

約数の個数: 36

約数和(自身を含む): 217722792

約数和(自身を除く): 126828712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 71011, 142022, 284044, 355055, 568088, 710110, 1136176, 1420220, 2272352, 2840440, 4544704, 5680880, 9089408, 11361760, 18178816, 22723520, 45447040, 90894080]

約数ペア:

[(1, 90894080), (2, 45447040), (4, 22723520), (5, 18178816), (8, 11361760), (10, 9089408), (16, 5680880), (20, 4544704), (32, 2840440), (40, 2272352), (64, 1420220), (80, 1136176), (128, 710110), (160, 568088), (256, 355055), (320, 284044), (640, 142022), (1280, 71011)]