162899720

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{21101}}^1$

素因数の和:21305

約数の個数: 32

約数和(自身を含む): 368440920

約数和(自身を除く): 205541200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 21101, 42202, 84404, 105505, 168808, 211010, 422020, 844040, 4072493, 8144986, 16289972, 20362465, 32579944, 40724930, 81449860, 162899720]

約数ペア:

[(1, 162899720), (2, 81449860), (4, 40724930), (5, 32579944), (8, 20362465), (10, 16289972), (20, 8144986), (40, 4072493), (193, 844040), (386, 422020), (772, 211010), (965, 168808), (1544, 105505), (1930, 84404), (3860, 42202), (7720, 21101)]