77956240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51287}}^1$

素因数の和:51319

約数の個数: 40

約数和(自身を含む): 190791360

約数和(自身を除く): 112835120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 51287, 102574, 205148, 256435, 410296, 512870, 820592, 974453, 1025740, 1948906, 2051480, 3897812, 4102960, 4872265, 7795624, 9744530, 15591248, 19489060, 38978120, 77956240]

約数ペア:

[(1, 77956240), (2, 38978120), (4, 19489060), (5, 15591248), (8, 9744530), (10, 7795624), (16, 4872265), (19, 4102960), (20, 3897812), (38, 2051480), (40, 1948906), (76, 1025740), (80, 974453), (95, 820592), (152, 512870), (190, 410296), (304, 256435), (380, 205148), (760, 102574), (1520, 51287)]