90806720

素因数分解:

$2^6\times 5^1\times {\mathrm{283771}}^1$

素因数の和:283788

約数の個数: 28

約数和(自身を含む): 216234264

約数和(自身を除く): 125427544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 283771, 567542, 1135084, 1418855, 2270168, 2837710, 4540336, 5675420, 9080672, 11350840, 18161344, 22701680, 45403360, 90806720]

約数ペア:

[(1, 90806720), (2, 45403360), (4, 22701680), (5, 18161344), (8, 11350840), (10, 9080672), (16, 5675420), (20, 4540336), (32, 2837710), (40, 2270168), (64, 1418855), (80, 1135084), (160, 567542), (320, 283771)]