81636616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4229}}^1$

素因数の和:4381

約数の個数: 32

約数和(自身を含む): 162432000

約数和(自身を除く): 80795384

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 152, 254, 508, 1016, 2413, 4229, 4826, 8458, 9652, 16916, 19304, 33832, 80351, 160702, 321404, 537083, 642808, 1074166, 2148332, 4296664, 10204577, 20409154, 40818308, 81636616]

約数ペア:

[(1, 81636616), (2, 40818308), (4, 20409154), (8, 10204577), (19, 4296664), (38, 2148332), (76, 1074166), (127, 642808), (152, 537083), (254, 321404), (508, 160702), (1016, 80351), (2413, 33832), (4229, 19304), (4826, 16916), (8458, 9652)]