98577280

素因数分解:

$2^7\times 5^1\times {\mathrm{154027}}^1$

素因数の和:154046

約数の個数: 32

約数和(自身を含む): 235662840

約数和(自身を除く): 137085560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 154027, 308054, 616108, 770135, 1232216, 1540270, 2464432, 3080540, 4928864, 6161080, 9857728, 12322160, 19715456, 24644320, 49288640, 98577280]

約数ペア:

[(1, 98577280), (2, 49288640), (4, 24644320), (5, 19715456), (8, 12322160), (10, 9857728), (16, 6161080), (20, 4928864), (32, 3080540), (40, 2464432), (64, 1540270), (80, 1232216), (128, 770135), (160, 616108), (320, 308054), (640, 154027)]