51185240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67349}}^1$

素因数の和:67379

約数の個数: 32

約数和(自身を含む): 121230000

約数和(自身を除く): 70044760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 67349, 134698, 269396, 336745, 538792, 673490, 1279631, 1346980, 2559262, 2693960, 5118524, 6398155, 10237048, 12796310, 25592620, 51185240]

約数ペア:

[(1, 51185240), (2, 25592620), (4, 12796310), (5, 10237048), (8, 6398155), (10, 5118524), (19, 2693960), (20, 2559262), (38, 1346980), (40, 1279631), (76, 673490), (95, 538792), (152, 336745), (190, 269396), (380, 134698), (760, 67349)]