81311872

素因数分解:

$2^7\times {\mathrm{635249}}^1$

素因数の和:635263

約数の個数: 16

約数和(自身を含む): 161988750

約数和(自身を除く): 80676878

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 635249, 1270498, 2540996, 5081992, 10163984, 20327968, 40655936, 81311872]

約数ペア:

[(1, 81311872), (2, 40655936), (4, 20327968), (8, 10163984), (16, 5081992), (32, 2540996), (64, 1270498), (128, 635249)]