65518020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{363989}}^1$

素因数の和:364004

約数の個数: 36

約数和(自身を含む): 198738540

約数和(自身を除く): 133220520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 363989, 727978, 1091967, 1455956, 1819945, 2183934, 3275901, 3639890, 4367868, 5459835, 6551802, 7279780, 10919670, 13103604, 16379505, 21839340, 32759010, 65518020]

約数ペア:

[(1, 65518020), (2, 32759010), (3, 21839340), (4, 16379505), (5, 13103604), (6, 10919670), (9, 7279780), (10, 6551802), (12, 5459835), (15, 4367868), (18, 3639890), (20, 3275901), (30, 2183934), (36, 1819945), (45, 1455956), (60, 1091967), (90, 727978), (180, 363989)]