89861120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17551}}^1$

素因数の和:17576

約数の個数: 44

約数和(自身を含む): 215573664

約数和(自身を除く): 125712544

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, 17551, 35102, 70204, 87755, 140408, 175510, 280816, 351020, 561632, 702040, 1123264, 1404080, 2246528, 2808160, 4493056, 5616320, 8986112, 11232640, 17972224, 22465280, 44930560, 89861120]

約数ペア:

[(1, 89861120), (2, 44930560), (4, 22465280), (5, 17972224), (8, 11232640), (10, 8986112), (16, 5616320), (20, 4493056), (32, 2808160), (40, 2246528), (64, 1404080), (80, 1123264), (128, 702040), (160, 561632), (256, 351020), (320, 280816), (512, 175510), (640, 140408), (1024, 87755), (1280, 70204), (2560, 35102), (5120, 17551)]