87964160

素因数分解:

$2^9\times 5^1\times {\mathrm{34361}}^1$

素因数の和:34384

約数の個数: 40

約数和(自身を含む): 210913956

約数和(自身を除く): 122949796

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 34361, 68722, 137444, 171805, 274888, 343610, 549776, 687220, 1099552, 1374440, 2199104, 2748880, 4398208, 5497760, 8796416, 10995520, 17592832, 21991040, 43982080, 87964160]

約数ペア:

[(1, 87964160), (2, 43982080), (4, 21991040), (5, 17592832), (8, 10995520), (10, 8796416), (16, 5497760), (20, 4398208), (32, 2748880), (40, 2199104), (64, 1374440), (80, 1099552), (128, 687220), (160, 549776), (256, 343610), (320, 274888), (512, 171805), (640, 137444), (1280, 68722), (2560, 34361)]