25378020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{140989}}^1$

素因数の和:141004

約数の個数: 36

約数和(自身を含む): 76980540

約数和(自身を除く): 51602520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 140989, 281978, 422967, 563956, 704945, 845934, 1268901, 1409890, 1691868, 2114835, 2537802, 2819780, 4229670, 5075604, 6344505, 8459340, 12689010, 25378020]

約数ペア:

[(1, 25378020), (2, 12689010), (3, 8459340), (4, 6344505), (5, 5075604), (6, 4229670), (9, 2819780), (10, 2537802), (12, 2114835), (15, 1691868), (18, 1409890), (20, 1268901), (30, 845934), (36, 704945), (45, 563956), (60, 422967), (90, 281978), (180, 140989)]