71990080

素因数分解:

$2^6\times 5^1\times {\mathrm{224969}}^1$

素因数の和:224986

約数の個数: 28

約数和(自身を含む): 171427140

約数和(自身を除く): 99437060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 224969, 449938, 899876, 1124845, 1799752, 2249690, 3599504, 4499380, 7199008, 8998760, 14398016, 17997520, 35995040, 71990080]

約数ペア:

[(1, 71990080), (2, 35995040), (4, 17997520), (5, 14398016), (8, 8998760), (10, 7199008), (16, 4499380), (20, 3599504), (32, 2249690), (40, 1799752), (64, 1124845), (80, 899876), (160, 449938), (320, 224969)]