878906080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{422551}}^1$

素因数の和:422579

約数の個数: 48

約数和(自身を含む): 2236145184

約数和(自身を除く): 1357239104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 422551, 845102, 1690204, 2112755, 3380408, 4225510, 5493163, 6760816, 8451020, 10986326, 13521632, 16902040, 21972652, 27465815, 33804080, 43945304, 54931630, 67608160, 87890608, 109863260, 175781216, 219726520, 439453040, 878906080]

約数ペア:

[(1, 878906080), (2, 439453040), (4, 219726520), (5, 175781216), (8, 109863260), (10, 87890608), (13, 67608160), (16, 54931630), (20, 43945304), (26, 33804080), (32, 27465815), (40, 21972652), (52, 16902040), (65, 13521632), (80, 10986326), (104, 8451020), (130, 6760816), (160, 5493163), (208, 4225510), (260, 3380408), (416, 2112755), (520, 1690204), (1040, 845102), (2080, 422551)]