51712275

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 89244288

約数和(自身を除く): 37532013

約数列:

[1, 3, 5, 15, 25, 41, 67, 75, 123, 201, 205, 251, 335, 615, 753, 1005, 1025, 1255, 1675, 2747, 3075, 3765, 5025, 6275, 8241, 10291, 13735, 16817, 18825, 30873, 41205, 50451, 51455, 68675, 84085, 154365, 206025, 252255, 257275, 420425, 689497, 771825, 1261275, 2068491, 3447485, 10342455, 17237425, 51712275]

約数ペア:

[(1, 51712275), (3, 17237425), (5, 10342455), (15, 3447485), (25, 2068491), (41, 1261275), (67, 771825), (75, 689497), (123, 420425), (201, 257275), (205, 252255), (251, 206025), (335, 154365), (615, 84085), (753, 68675), (1005, 51455), (1025, 50451), (1255, 41205), (1675, 30873), (2747, 18825), (3075, 16817), (3765, 13735), (5025, 10291), (6275, 8241)]