65122020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{361789}}^1$

素因数の和:361804

約数の個数: 36

約数和(自身を含む): 197537340

約数和(自身を除く): 132415320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 361789, 723578, 1085367, 1447156, 1808945, 2170734, 3256101, 3617890, 4341468, 5426835, 6512202, 7235780, 10853670, 13024404, 16280505, 21707340, 32561010, 65122020]

約数ペア:

[(1, 65122020), (2, 32561010), (3, 21707340), (4, 16280505), (5, 13024404), (6, 10853670), (9, 7235780), (10, 6512202), (12, 5426835), (15, 4341468), (18, 3617890), (20, 3256101), (30, 2170734), (36, 1808945), (45, 1447156), (60, 1085367), (90, 723578), (180, 361789)]