66908656

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1609}}^1$

素因数の和:1753

約数の個数: 40

約数和(自身を含む): 136553760

約数和(自身を除く): 69645104

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 113, 184, 226, 368, 452, 904, 1609, 1808, 2599, 3218, 5198, 6436, 10396, 12872, 20792, 25744, 37007, 41584, 74014, 148028, 181817, 296056, 363634, 592112, 727268, 1454536, 2909072, 4181791, 8363582, 16727164, 33454328, 66908656]

約数ペア:

[(1, 66908656), (2, 33454328), (4, 16727164), (8, 8363582), (16, 4181791), (23, 2909072), (46, 1454536), (92, 727268), (113, 592112), (184, 363634), (226, 296056), (368, 181817), (452, 148028), (904, 74014), (1609, 41584), (1808, 37007), (2599, 25744), (3218, 20792), (5198, 12872), (6436, 10396)]