54907990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{857}}^1$

素因数の和:1056

約数の個数: 32

約数和(自身を含む): 101930400

約数和(自身を除く): 47022410

約数列:

[1, 2, 5, 10, 43, 86, 149, 215, 298, 430, 745, 857, 1490, 1714, 4285, 6407, 8570, 12814, 32035, 36851, 64070, 73702, 127693, 184255, 255386, 368510, 638465, 1276930, 5490799, 10981598, 27453995, 54907990]

約数ペア:

[(1, 54907990), (2, 27453995), (5, 10981598), (10, 5490799), (43, 1276930), (86, 638465), (149, 368510), (215, 255386), (298, 184255), (430, 127693), (745, 73702), (857, 64070), (1490, 36851), (1714, 32035), (4285, 12814), (6407, 8570)]