2017161800

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{51197}}^1$

素因数の和:51410

約数の個数: 48

約数和(自身を含む): 4713799860

約数和(自身を除く): 2696638060

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3940, 4925, 7880, 9850, 19700, 39400, 51197, 102394, 204788, 255985, 409576, 511970, 1023940, 1279925, 2047880, 2559850, 5119700, 10085809, 10239400, 20171618, 40343236, 50429045, 80686472, 100858090, 201716180, 252145225, 403432360, 504290450, 1008580900, 2017161800]

約数ペア:

[(1, 2017161800), (2, 1008580900), (4, 504290450), (5, 403432360), (8, 252145225), (10, 201716180), (20, 100858090), (25, 80686472), (40, 50429045), (50, 40343236), (100, 20171618), (197, 10239400), (200, 10085809), (394, 5119700), (788, 2559850), (985, 2047880), (1576, 1279925), (1970, 1023940), (3940, 511970), (4925, 409576), (7880, 255985), (9850, 204788), (19700, 102394), (39400, 51197)]