82787728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{120331}}^1$

素因数の和:120382

約数の個数: 20

約数和(自身を含む): 164132848

約数和(自身を除く): 81345120

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 120331, 240662, 481324, 962648, 1925296, 5174233, 10348466, 20696932, 41393864, 82787728]

約数ペア:

[(1, 82787728), (2, 41393864), (4, 20696932), (8, 10348466), (16, 5174233), (43, 1925296), (86, 962648), (172, 481324), (344, 240662), (688, 120331)]