161538512

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{28123}}^1$

素因数の和:28490

約数の個数: 20

約数和(自身を含む): 313863840

約数和(自身を除く): 152325328

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 5744, 28123, 56246, 112492, 224984, 449968, 10096157, 20192314, 40384628, 80769256, 161538512]

約数ペア:

[(1, 161538512), (2, 80769256), (4, 40384628), (8, 20192314), (16, 10096157), (359, 449968), (718, 224984), (1436, 112492), (2872, 56246), (5744, 28123)]