51720160

素因数分解:

$2^5\times 5^1\times {\mathrm{323251}}^1$

素因数の和:323266

約数の個数: 24

約数和(自身を含む): 122189256

約数和(自身を除く): 70469096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 323251, 646502, 1293004, 1616255, 2586008, 3232510, 5172016, 6465020, 10344032, 12930040, 25860080, 51720160]

約数ペア:

[(1, 51720160), (2, 25860080), (4, 12930040), (5, 10344032), (8, 6465020), (10, 5172016), (16, 3232510), (20, 2586008), (32, 1616255), (40, 1293004), (80, 646502), (160, 323251)]