87591440

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2677}}^1$

素因数の和:3099

約数の個数: 40

約数和(自身を含む): 204224280

約数和(自身を除く): 116632840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 2677, 3272, 4090, 5354, 6544, 8180, 10708, 13385, 16360, 21416, 26770, 32720, 42832, 53540, 107080, 214160, 1094893, 2189786, 4379572, 5474465, 8759144, 10948930, 17518288, 21897860, 43795720, 87591440]

約数ペア:

[(1, 87591440), (2, 43795720), (4, 21897860), (5, 17518288), (8, 10948930), (10, 8759144), (16, 5474465), (20, 4379572), (40, 2189786), (80, 1094893), (409, 214160), (818, 107080), (1636, 53540), (2045, 42832), (2677, 32720), (3272, 26770), (4090, 21416), (5354, 16360), (6544, 13385), (8180, 10708)]