20153038900

素因数分解:

$2^2\times 5^2\times {\mathrm{1759}}^1\times {\mathrm{114571}}^1$

素因数の和:116344

約数の個数: 36

約数和(自身を含む): 43757338240

約数和(自身を除く): 23604299340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1759, 3518, 7036, 8795, 17590, 35180, 43975, 87950, 114571, 175900, 229142, 458284, 572855, 1145710, 2291420, 2864275, 5728550, 11457100, 201530389, 403060778, 806121556, 1007651945, 2015303890, 4030607780, 5038259725, 10076519450, 20153038900]

約数ペア:

[(1, 20153038900), (2, 10076519450), (4, 5038259725), (5, 4030607780), (10, 2015303890), (20, 1007651945), (25, 806121556), (50, 403060778), (100, 201530389), (1759, 11457100), (3518, 5728550), (7036, 2864275), (8795, 2291420), (17590, 1145710), (35180, 572855), (43975, 458284), (87950, 229142), (114571, 175900)]