91373440

素因数分解:

$2^7\times 5^1\times {\mathrm{142771}}^1$

素因数の和:142790

約数の個数: 32

約数和(自身を含む): 218441160

約数和(自身を除く): 127067720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 142771, 285542, 571084, 713855, 1142168, 1427710, 2284336, 2855420, 4568672, 5710840, 9137344, 11421680, 18274688, 22843360, 45686720, 91373440]

約数ペア:

[(1, 91373440), (2, 45686720), (4, 22843360), (5, 18274688), (8, 11421680), (10, 9137344), (16, 5710840), (20, 4568672), (32, 2855420), (40, 2284336), (64, 1427710), (80, 1142168), (128, 713855), (160, 571084), (320, 285542), (640, 142771)]