55253740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 123736032

約数和(自身を除く): 68482292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 997, 1630, 1994, 2771, 3260, 3988, 4985, 5542, 9970, 11084, 13855, 16949, 19940, 27710, 33898, 55420, 67796, 84745, 162511, 169490, 325022, 338980, 650044, 812555, 1625110, 2762687, 3250220, 5525374, 11050748, 13813435, 27626870, 55253740]

約数ペア:

[(1, 55253740), (2, 27626870), (4, 13813435), (5, 11050748), (10, 5525374), (17, 3250220), (20, 2762687), (34, 1625110), (68, 812555), (85, 650044), (163, 338980), (170, 325022), (326, 169490), (340, 162511), (652, 84745), (815, 67796), (997, 55420), (1630, 33898), (1994, 27710), (2771, 19940), (3260, 16949), (3988, 13855), (4985, 11084), (5542, 9970)]