74156905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 97574400

約数和(自身を除く): 23417495

約数列:

[1, 5, 19, 41, 79, 95, 205, 241, 395, 779, 1205, 1501, 3239, 3895, 4579, 7505, 9881, 16195, 19039, 22895, 49405, 61541, 95195, 187739, 307705, 361741, 780599, 938695, 1808705, 3902995, 14831381, 74156905]

約数ペア:

[(1, 74156905), (5, 14831381), (19, 3902995), (41, 1808705), (79, 938695), (95, 780599), (205, 361741), (241, 307705), (395, 187739), (779, 95195), (1205, 61541), (1501, 49405), (3239, 22895), (3895, 19039), (4579, 16195), (7505, 9881)]