91397120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17851}}^1$

素因数の和:17876

約数の個数: 44

約数和(自身を含む): 219258264

約数和(自身を除く): 127861144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 17851, 35702, 71404, 89255, 142808, 178510, 285616, 357020, 571232, 714040, 1142464, 1428080, 2284928, 2856160, 4569856, 5712320, 9139712, 11424640, 18279424, 22849280, 45698560, 91397120]

約数ペア:

[(1, 91397120), (2, 45698560), (4, 22849280), (5, 18279424), (8, 11424640), (10, 9139712), (16, 5712320), (20, 4569856), (32, 2856160), (40, 2284928), (64, 1428080), (80, 1142464), (128, 714040), (160, 571232), (256, 357020), (320, 285616), (512, 178510), (640, 142808), (1024, 89255), (1280, 71404), (2560, 35702), (5120, 17851)]