163057280

素因数分解:

$2^7\times 5^1\times {\mathrm{254777}}^1$

素因数の和:254796

約数の個数: 32

約数和(自身を含む): 389810340

約数和(自身を除く): 226753060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 254777, 509554, 1019108, 1273885, 2038216, 2547770, 4076432, 5095540, 8152864, 10191080, 16305728, 20382160, 32611456, 40764320, 81528640, 163057280]

約数ペア:

[(1, 163057280), (2, 81528640), (4, 40764320), (5, 32611456), (8, 20382160), (10, 16305728), (16, 10191080), (20, 8152864), (32, 5095540), (40, 4076432), (64, 2547770), (80, 2038216), (128, 1273885), (160, 1019108), (320, 509554), (640, 254777)]