87611425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 125706240

約数和(自身を除く): 38094815

約数列:

[1, 5, 11, 25, 31, 43, 55, 155, 215, 239, 275, 341, 473, 775, 1075, 1195, 1333, 1705, 2365, 2629, 5975, 6665, 7409, 8525, 10277, 11825, 13145, 14663, 33325, 37045, 51385, 65725, 73315, 81499, 113047, 185225, 256925, 318587, 366575, 407495, 565235, 1592935, 2037475, 2826175, 3504457, 7964675, 17522285, 87611425]

約数ペア:

[(1, 87611425), (5, 17522285), (11, 7964675), (25, 3504457), (31, 2826175), (43, 2037475), (55, 1592935), (155, 565235), (215, 407495), (239, 366575), (275, 318587), (341, 256925), (473, 185225), (775, 113047), (1075, 81499), (1195, 73315), (1333, 65725), (1705, 51385), (2365, 37045), (2629, 33325), (5975, 14663), (6665, 13145), (7409, 11825), (8525, 10277)]