102654140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{31489}}^1$

素因数の和:31661

約数の個数: 24

約数和(自身を含む): 216903120

約数和(自身を除く): 114248980

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 31489, 62978, 125956, 157445, 314890, 629780, 5132707, 10265414, 20530828, 25663535, 51327070, 102654140]

約数ペア:

[(1, 102654140), (2, 51327070), (4, 25663535), (5, 20530828), (10, 10265414), (20, 5132707), (163, 629780), (326, 314890), (652, 157445), (815, 125956), (1630, 62978), (3260, 31489)]