164180144

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{25847}}^1$

素因数の和:26252

約数の個数: 20

約数和(自身を含む): 318912624

約数和(自身を除く): 154732480

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 25847, 51694, 103388, 206776, 413552, 10261259, 20522518, 41045036, 82090072, 164180144]

約数ペア:

[(1, 164180144), (2, 82090072), (4, 41045036), (8, 20522518), (16, 10261259), (397, 413552), (794, 206776), (1588, 103388), (3176, 51694), (6352, 25847)]