61372760

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9413}}^1$

素因数の和:9587

約数の個数: 32

約数和(自身を含む): 138950640

約数和(自身を除く): 77577880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 9413, 18826, 37652, 47065, 75304, 94130, 188260, 376520, 1534319, 3068638, 6137276, 7671595, 12274552, 15343190, 30686380, 61372760]

約数ペア:

[(1, 61372760), (2, 30686380), (4, 15343190), (5, 12274552), (8, 7671595), (10, 6137276), (20, 3068638), (40, 1534319), (163, 376520), (326, 188260), (652, 94130), (815, 75304), (1304, 47065), (1630, 37652), (3260, 18826), (6520, 9413)]