129434260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^2$

素因数の和:1260

約数の個数: 36

約数和(自身を含む): 288268092

約数和(自身を除く): 158833832

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 617, 1234, 2468, 3085, 6170, 10489, 12340, 20978, 41956, 52445, 104890, 209780, 380689, 761378, 1522756, 1903445, 3806890, 6471713, 7613780, 12943426, 25886852, 32358565, 64717130, 129434260]

約数ペア:

[(1, 129434260), (2, 64717130), (4, 32358565), (5, 25886852), (10, 12943426), (17, 7613780), (20, 6471713), (34, 3806890), (68, 1903445), (85, 1522756), (170, 761378), (340, 380689), (617, 209780), (1234, 104890), (2468, 52445), (3085, 41956), (6170, 20978), (10489, 12340)]